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26 31 human species Structural diversity in a human antibody germline library TITLE
32 40 antibody protein_type Structural diversity in a human antibody germline library TITLE
11 19 antibody protein_type To support antibody therapeutic development, the crystal structures of a set of 16 germline variants composed of 4 different kappa light chains paired with 4 different heavy chains have been determined. ABSTRACT
49 67 crystal structures evidence To support antibody therapeutic development, the crystal structures of a set of 16 germline variants composed of 4 different kappa light chains paired with 4 different heavy chains have been determined. ABSTRACT
125 143 kappa light chains structure_element To support antibody therapeutic development, the crystal structures of a set of 16 germline variants composed of 4 different kappa light chains paired with 4 different heavy chains have been determined. ABSTRACT
168 180 heavy chains structure_element To support antibody therapeutic development, the crystal structures of a set of 16 germline variants composed of 4 different kappa light chains paired with 4 different heavy chains have been determined. ABSTRACT
9 21 heavy chains structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
29 54 antigen-binding fragments structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
56 60 Fabs structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
76 110 complementarity-determining region structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
112 115 CDR structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
117 119 H3 structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
152 155 Fab structure_element All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
156 165 structure evidence All four heavy chains of the antigen-binding fragments (Fabs) have the same complementarity-determining region (CDR) H3 that was reported in an earlier Fab structure. ABSTRACT
4 22 structure analyses experimental_method The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
58 68 structures evidence The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
80 90 structures evidence The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
98 102 CDRs structure_element The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
111 116 VH:VL complex_assembly The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
117 137 packing interactions bond_interaction The structure analyses include comparisons of the overall structures, canonical structures of the CDRs and the VH:VL packing interactions. ABSTRACT
4 7 CDR structure_element The CDR conformations for the most part are tightly clustered, especially for the ones with shorter lengths. ABSTRACT
4 10 longer protein_state The longer CDRs with tandem glycines or serines have more conformational diversity than the others. ABSTRACT
11 15 CDRs structure_element The longer CDRs with tandem glycines or serines have more conformational diversity than the others. ABSTRACT
28 36 glycines residue_name The longer CDRs with tandem glycines or serines have more conformational diversity than the others. ABSTRACT
40 47 serines residue_name The longer CDRs with tandem glycines or serines have more conformational diversity than the others. ABSTRACT
0 3 CDR structure_element CDR H3, despite having the same amino acid sequence, exhibits the largest conformational diversity. ABSTRACT
4 6 H3 structure_element CDR H3, despite having the same amino acid sequence, exhibits the largest conformational diversity. ABSTRACT
18 28 structures evidence About half of the structures have CDR H3 conformations similar to that of the parent; the others diverge significantly. ABSTRACT
34 37 CDR structure_element About half of the structures have CDR H3 conformations similar to that of the parent; the others diverge significantly. ABSTRACT
38 40 H3 structure_element About half of the structures have CDR H3 conformations similar to that of the parent; the others diverge significantly. ABSTRACT
27 30 CDR structure_element One conclusion is that the CDR H3 conformations are influenced by both their amino acid sequence and their structural environment determined by the heavy and light chain pairing. ABSTRACT
31 33 H3 structure_element One conclusion is that the CDR H3 conformations are influenced by both their amino acid sequence and their structural environment determined by the heavy and light chain pairing. ABSTRACT
148 153 heavy structure_element One conclusion is that the CDR H3 conformations are influenced by both their amino acid sequence and their structural environment determined by the heavy and light chain pairing. ABSTRACT
158 169 light chain structure_element One conclusion is that the CDR H3 conformations are influenced by both their amino acid sequence and their structural environment determined by the heavy and light chain pairing. ABSTRACT
4 16 stem regions structure_element The stem regions of 14 of the variant pairs are in the ‘kinked’ conformation, and only 2 are in the extended conformation. ABSTRACT
56 62 kinked protein_state The stem regions of 14 of the variant pairs are in the ‘kinked’ conformation, and only 2 are in the extended conformation. ABSTRACT
100 108 extended protein_state The stem regions of 14 of the variant pairs are in the ‘kinked’ conformation, and only 2 are in the extended conformation. ABSTRACT
19 21 VH structure_element The packing of the VH and VL domains is consistent with our knowledge of antibody structure, and the tilt angles between these domains cover a range of 11 degrees. ABSTRACT
26 28 VL structure_element The packing of the VH and VL domains is consistent with our knowledge of antibody structure, and the tilt angles between these domains cover a range of 11 degrees. ABSTRACT
73 81 antibody protein_type The packing of the VH and VL domains is consistent with our knowledge of antibody structure, and the tilt angles between these domains cover a range of 11 degrees. ABSTRACT
82 91 structure evidence The packing of the VH and VL domains is consistent with our knowledge of antibody structure, and the tilt angles between these domains cover a range of 11 degrees. ABSTRACT
101 112 tilt angles evidence The packing of the VH and VL domains is consistent with our knowledge of antibody structure, and the tilt angles between these domains cover a range of 11 degrees. ABSTRACT
10 20 structures evidence Two of 16 structures showed particularly large variations in the tilt angles when compared with the other pairings. ABSTRACT
65 76 tilt angles evidence Two of 16 structures showed particularly large variations in the tilt angles when compared with the other pairings. ABSTRACT
4 14 structures evidence The structures and their analyses provide a rich foundation for future antibody modeling and engineering efforts. ABSTRACT
71 79 antibody protein_type The structures and their analyses provide a rich foundation for future antibody modeling and engineering efforts. ABSTRACT
24 34 antibodies protein_type At present, therapeutic antibodies are the largest class of biotherapeutic proteins that are in clinical trials. INTRO
22 32 antibodies protein_type The use of monoclonal antibodies as therapeutics began in the early 1980s, and their composition has transitioned from murine antibodies to generally less immunogenic humanized and human antibodies. INTRO
119 125 murine taxonomy_domain The use of monoclonal antibodies as therapeutics began in the early 1980s, and their composition has transitioned from murine antibodies to generally less immunogenic humanized and human antibodies. INTRO
126 136 antibodies protein_type The use of monoclonal antibodies as therapeutics began in the early 1980s, and their composition has transitioned from murine antibodies to generally less immunogenic humanized and human antibodies. INTRO
181 186 human species The use of monoclonal antibodies as therapeutics began in the early 1980s, and their composition has transitioned from murine antibodies to generally less immunogenic humanized and human antibodies. INTRO
187 197 antibodies protein_type The use of monoclonal antibodies as therapeutics began in the early 1980s, and their composition has transitioned from murine antibodies to generally less immunogenic humanized and human antibodies. INTRO
42 47 human species The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
48 58 antibodies protein_type The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
78 82 mice taxonomy_domain The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
94 99 human species The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
100 108 antibody protein_type The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
144 149 human species The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
163 181 in vitro selection experimental_method The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
187 205 antibody libraries experimental_method The technologies currently used to obtain human antibodies include transgenic mice containing human antibody repertoires, cloning directly from human B cells, and in vitro selection from antibody libraries using various display technologies. INTRO
17 25 antibody protein_type Once a candidate antibody is identified, protein engineering is usually required to produce a molecule with the right biophysical and functional properties. INTRO
41 60 protein engineering experimental_method Once a candidate antibody is identified, protein engineering is usually required to produce a molecule with the right biophysical and functional properties. INTRO
63 80 atomic structures evidence All engineering efforts are guided by our understanding of the atomic structures of antibodies. INTRO
84 94 antibodies protein_type All engineering efforts are guided by our understanding of the atomic structures of antibodies. INTRO
21 38 crystal structure evidence In such efforts, the crystal structure of the specific antibody may not be available, but modeling can be used to guide the engineering efforts. INTRO
55 63 antibody protein_type In such efforts, the crystal structure of the specific antibody may not be available, but modeling can be used to guide the engineering efforts. INTRO
8 16 antibody protein_type Today's antibody modeling approaches, which normally focus on the variable region, are being developed by the application of structural principles and insights that are evolving as our knowledge of antibody structures continues to expand. INTRO
66 81 variable region structure_element Today's antibody modeling approaches, which normally focus on the variable region, are being developed by the application of structural principles and insights that are evolving as our knowledge of antibody structures continues to expand. INTRO
198 206 antibody protein_type Today's antibody modeling approaches, which normally focus on the variable region, are being developed by the application of structural principles and insights that are evolving as our knowledge of antibody structures continues to expand. INTRO
207 217 structures evidence Today's antibody modeling approaches, which normally focus on the variable region, are being developed by the application of structural principles and insights that are evolving as our knowledge of antibody structures continues to expand. INTRO
36 46 antibodies protein_type Our current structural knowledge of antibodies is based on a multitude of studies that used many techniques to gain insight into the functional and structural properties of this class of macromolecule. INTRO
15 23 antibody protein_type Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
40 43 IgG protein Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
45 48 IgD protein Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
50 53 IgE protein Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
55 58 IgA protein Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
63 66 IgM protein Five different antibody isotypes occur, IgG, IgD, IgE, IgA and IgM, and each isotype has a unique role in the adaptive immune system. INTRO
0 3 IgG protein IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
5 8 IgD protein IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
13 16 IgE protein IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
44 56 heavy chains structure_element IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
58 61 HCs structure_element IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
69 81 light chains structure_element IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
83 86 LCs structure_element IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
103 118 disulfide bonds ptm IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
126 129 IgA protein IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
134 137 IgM protein IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
175 185 antibodies protein_type IgG, IgD and IgE isotypes are composed of 2 heavy chains (HCs) and 2 light chains (LCs) linked through disulfide bonds, while IgA and IgM are double and quintuple versions of antibodies, respectively. INTRO
9 12 IgG protein Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
14 17 IgD protein Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
22 25 IgA protein Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
51 59 variable structure_element Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
61 62 V structure_element Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
70 78 constant structure_element Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
80 81 C structure_element Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
98 101 IgE protein Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
106 109 IgM protein Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
164 172 C domain structure_element Isotypes IgG, IgD and IgA each have 4 domains, one variable (V) and 3 constant (C) domains, while IgE and IgM each have the same 4 domains along with an additional C domain. INTRO
53 54 J structure_element These multimeric forms are linked with an additional J chain. INTRO
4 7 LCs structure_element The LCs that associate with the HCs are divided into 2 functionally indistinguishable classes, κ and λ. INTRO
32 35 HCs structure_element The LCs that associate with the HCs are divided into 2 functionally indistinguishable classes, κ and λ. INTRO
95 96 κ structure_element The LCs that associate with the HCs are divided into 2 functionally indistinguishable classes, κ and λ. INTRO
101 102 λ structure_element The LCs that associate with the HCs are divided into 2 functionally indistinguishable classes, κ and λ. INTRO
5 6 κ structure_element Both κ and λ polypeptide chains are composed of a single V domain and a single C domain. INTRO
11 12 λ structure_element Both κ and λ polypeptide chains are composed of a single V domain and a single C domain. INTRO
57 65 V domain structure_element Both κ and λ polypeptide chains are composed of a single V domain and a single C domain. INTRO
79 87 C domain structure_element Both κ and λ polypeptide chains are composed of a single V domain and a single C domain. INTRO
4 9 heavy structure_element The heavy and light chains are composed of structural domains that have ∼110 amino acid residues. INTRO
14 26 light chains structure_element The heavy and light chains are composed of structural domains that have ∼110 amino acid residues. INTRO
43 61 structural domains structure_element The heavy and light chains are composed of structural domains that have ∼110 amino acid residues. INTRO
72 96110 amino acid residues residue_range The heavy and light chains are composed of structural domains that have ∼110 amino acid residues. INTRO
70 89 immunoglobulin fold structure_element These domains have a common folding pattern often referred to as the “immunoglobulin fold,” formed by the packing together of 2 anti-parallel β-sheets. INTRO
128 150 anti-parallel β-sheets structure_element These domains have a common folding pattern often referred to as the “immunoglobulin fold,” formed by the packing together of 2 anti-parallel β-sheets. INTRO
4 25 immunoglobulin chains protein_type All immunoglobulin chains have an N-terminal V domain followed by 1 to 4 C domains, depending upon the chain type. INTRO
45 53 V domain structure_element All immunoglobulin chains have an N-terminal V domain followed by 1 to 4 C domains, depending upon the chain type. INTRO
73 82 C domains structure_element All immunoglobulin chains have an N-terminal V domain followed by 1 to 4 C domains, depending upon the chain type. INTRO
3 13 antibodies protein_type In antibodies, the heavy and light chain V domains pack together forming the antigen combining site. INTRO
19 40 heavy and light chain structure_element In antibodies, the heavy and light chain V domains pack together forming the antigen combining site. INTRO
41 50 V domains structure_element In antibodies, the heavy and light chain V domains pack together forming the antigen combining site. INTRO
77 99 antigen combining site site In antibodies, the heavy and light chain V domains pack together forming the antigen combining site. INTRO
81 89 antibody protein_type This site, which interacts with the antigen (or target), is the focus of current antibody modeling efforts. INTRO
5 21 interaction site site This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
39 74 complementarity-determining regions structure_element This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
76 80 CDRs structure_element This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
112 149 antibody amino acid sequence analyses experimental_method This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
156 169 hypervariable protein_state This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
255 263 antibody protein_type This interaction site is composed of 6 complementarity-determining regions (CDRs) that were identified in early antibody amino acid sequence analyses to be hypervariable in nature, and thus are responsible for the sequence and structural diversity of our antibody repertoire. INTRO
30 41 CDR regions structure_element The sequence diversity of the CDR regions presents a substantial challenge to antibody modeling. INTRO
78 86 antibody protein_type The sequence diversity of the CDR regions presents a substantial challenge to antibody modeling. INTRO
20 39 structural analysis experimental_method However, an initial structural analysis of the combining sites of the small set of structures of immunoglobulin fragments available in the 1980s found that 5 of the 6 hypervariable loops or CDRs had canonical structures (a limited set of main-chain conformations). INTRO
47 62 combining sites site However, an initial structural analysis of the combining sites of the small set of structures of immunoglobulin fragments available in the 1980s found that 5 of the 6 hypervariable loops or CDRs had canonical structures (a limited set of main-chain conformations). INTRO
83 93 structures evidence However, an initial structural analysis of the combining sites of the small set of structures of immunoglobulin fragments available in the 1980s found that 5 of the 6 hypervariable loops or CDRs had canonical structures (a limited set of main-chain conformations). INTRO
167 186 hypervariable loops structure_element However, an initial structural analysis of the combining sites of the small set of structures of immunoglobulin fragments available in the 1980s found that 5 of the 6 hypervariable loops or CDRs had canonical structures (a limited set of main-chain conformations). INTRO
190 194 CDRs structure_element However, an initial structural analysis of the combining sites of the small set of structures of immunoglobulin fragments available in the 1980s found that 5 of the 6 hypervariable loops or CDRs had canonical structures (a limited set of main-chain conformations). INTRO
2 5 CDR structure_element A CDR canonical structure is defined by its length and conserved residues located in the hypervariable loop and framework residues (V-region residues that are not part of the CDRs). INTRO
89 107 hypervariable loop structure_element A CDR canonical structure is defined by its length and conserved residues located in the hypervariable loop and framework residues (V-region residues that are not part of the CDRs). INTRO
112 130 framework residues structure_element A CDR canonical structure is defined by its length and conserved residues located in the hypervariable loop and framework residues (V-region residues that are not part of the CDRs). INTRO
132 140 V-region structure_element A CDR canonical structure is defined by its length and conserved residues located in the hypervariable loop and framework residues (V-region residues that are not part of the CDRs). INTRO
175 179 CDRs structure_element A CDR canonical structure is defined by its length and conserved residues located in the hypervariable loop and framework residues (V-region residues that are not part of the CDRs). INTRO
24 32 antibody protein_type Furthermore, studies of antibody sequences revealed that the total number of canonical structures are limited for each CDR, indicating possibly that antigen recognition may be affected by structural restrictions at the antigen-binding site. INTRO
119 122 CDR structure_element Furthermore, studies of antibody sequences revealed that the total number of canonical structures are limited for each CDR, indicating possibly that antigen recognition may be affected by structural restrictions at the antigen-binding site. INTRO
219 239 antigen-binding site site Furthermore, studies of antibody sequences revealed that the total number of canonical structures are limited for each CDR, indicating possibly that antigen recognition may be affected by structural restrictions at the antigen-binding site. INTRO
29 37 CDR loop structure_element Later studies found that the CDR loop length is the primary determining factor of antigen-binding site topography because it is the primary factor for determining a canonical structure. INTRO
82 102 antigen-binding site site Later studies found that the CDR loop length is the primary determining factor of antigen-binding site topography because it is the primary factor for determining a canonical structure. INTRO
66 68 LC structure_element Additional efforts have led to our current understanding that the LC CDRs L1, L2, and L3 have preferred sets of canonical structures based on length and amino acid sequence composition. INTRO
69 73 CDRs structure_element Additional efforts have led to our current understanding that the LC CDRs L1, L2, and L3 have preferred sets of canonical structures based on length and amino acid sequence composition. INTRO
74 76 L1 structure_element Additional efforts have led to our current understanding that the LC CDRs L1, L2, and L3 have preferred sets of canonical structures based on length and amino acid sequence composition. INTRO
78 80 L2 structure_element Additional efforts have led to our current understanding that the LC CDRs L1, L2, and L3 have preferred sets of canonical structures based on length and amino acid sequence composition. INTRO
86 88 L3 structure_element Additional efforts have led to our current understanding that the LC CDRs L1, L2, and L3 have preferred sets of canonical structures based on length and amino acid sequence composition. INTRO
43 45 H1 structure_element This was also found to be the case for the H1 and H2 CDRs. INTRO
50 52 H2 structure_element This was also found to be the case for the H1 and H2 CDRs. INTRO
53 57 CDRs structure_element This was also found to be the case for the H1 and H2 CDRs. INTRO
63 67 CDRs structure_element Classification schemes for the canonical structures of these 5 CDRs have emerged and evolved as the number of depositions in the Protein Data Bank of Fab fragments of antibodies grow. INTRO
150 153 Fab structure_element Classification schemes for the canonical structures of these 5 CDRs have emerged and evolved as the number of depositions in the Protein Data Bank of Fab fragments of antibodies grow. INTRO
167 177 antibodies protein_type Classification schemes for the canonical structures of these 5 CDRs have emerged and evolved as the number of depositions in the Protein Data Bank of Fab fragments of antibodies grow. INTRO
26 29 CDR structure_element Recently, a comprehensive CDR classification scheme was reported identifying 72 clusters of conformations observed in antibody structures. INTRO
118 126 antibody protein_type Recently, a comprehensive CDR classification scheme was reported identifying 72 clusters of conformations observed in antibody structures. INTRO
127 137 structures evidence Recently, a comprehensive CDR classification scheme was reported identifying 72 clusters of conformations observed in antibody structures. INTRO
42 45 CDR structure_element The knowledge and predictability of these CDR canonical structures have greatly advanced antibody modeling efforts. INTRO
56 66 structures evidence The knowledge and predictability of these CDR canonical structures have greatly advanced antibody modeling efforts. INTRO
89 97 antibody protein_type The knowledge and predictability of these CDR canonical structures have greatly advanced antibody modeling efforts. INTRO
15 19 CDRs structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
20 22 L1 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
24 26 L2 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
28 30 L3 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
32 34 H1 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
39 41 H2 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
56 66 structures evidence In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
90 93 CDR structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
94 96 H3 structure_element In contrast to CDRs L1, L2, L3, H1 and H2, no canonical structures have been observed for CDR H3, which is the most variable in length and amino acid sequence. INTRO
96 101 loops structure_element Some clustering of conformations was observed for the shortest lengths; however, for the longer loops, only the portions nearest the framework (torso, stem or anchor region) were found to have defined conformations. INTRO
133 142 framework structure_element Some clustering of conformations was observed for the shortest lengths; however, for the longer loops, only the portions nearest the framework (torso, stem or anchor region) were found to have defined conformations. INTRO
144 149 torso structure_element Some clustering of conformations was observed for the shortest lengths; however, for the longer loops, only the portions nearest the framework (torso, stem or anchor region) were found to have defined conformations. INTRO
151 155 stem structure_element Some clustering of conformations was observed for the shortest lengths; however, for the longer loops, only the portions nearest the framework (torso, stem or anchor region) were found to have defined conformations. INTRO
159 172 anchor region structure_element Some clustering of conformations was observed for the shortest lengths; however, for the longer loops, only the portions nearest the framework (torso, stem or anchor region) were found to have defined conformations. INTRO
7 19 torso region structure_element In the torso region, 2 primary groups could be identified, which led to sequence-based rules that can predict with some degree of reliability the conformation of the stem region. INTRO
166 177 stem region structure_element In the torso region, 2 primary groups could be identified, which led to sequence-based rules that can predict with some degree of reliability the conformation of the stem region. INTRO
5 11 kinked protein_state The “kinked” or “bulged” conformation is the most prevalent, but an “extended” or “non-bulged” conformation is also, but less frequently, observed. INTRO
17 23 bulged protein_state The “kinked” or “bulged” conformation is the most prevalent, but an “extended” or “non-bulged” conformation is also, but less frequently, observed. INTRO
69 77 extended protein_state The “kinked” or “bulged” conformation is the most prevalent, but an “extended” or “non-bulged” conformation is also, but less frequently, observed. INTRO
83 93 non-bulged protein_state The “kinked” or “bulged” conformation is the most prevalent, but an “extended” or “non-bulged” conformation is also, but less frequently, observed. INTRO
83 96 anchor region structure_element The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
100 103 CDR structure_element The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
104 106 H3 structure_element The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
162 165 CDR structure_element The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
166 168 H3 structure_element The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
201 209 antibody protein_type The cataloging and development of the rules for predicting the conformation of the anchor region of CDR H3 continue to be refined, producing new insight into the CDR H3 conformations and new tools for antibody engineering. INTRO
8 16 antibody protein_type Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
83 100 homology modeling experimental_method Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
136 139 CDR structure_element Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
150 160 structures evidence Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
185 188 CDR structure_element Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
189 191 H3 structure_element Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
225 233 antibody protein_type Current antibody modeling approaches take advantage of the most recent advances in homology modeling, the evolving understanding of the CDR canonical structures, the emerging rules for CDR H3 modeling and the growing body of antibody structural data available from the PDB. INTRO
7 36 antibody modeling assessments experimental_method Recent antibody modeling assessments show continued improvement in the quality of the models being generated by a variety of modeling methods. INTRO
9 17 antibody protein_type Although antibody modeling is improving, the latest assessment revealed a number of challenges that need to be overcome to provide accurate 3-dimensional models of antibody V regions, including accuracies in the modeling of CDR H3. INTRO
164 172 antibody protein_type Although antibody modeling is improving, the latest assessment revealed a number of challenges that need to be overcome to provide accurate 3-dimensional models of antibody V regions, including accuracies in the modeling of CDR H3. INTRO
173 182 V regions structure_element Although antibody modeling is improving, the latest assessment revealed a number of challenges that need to be overcome to provide accurate 3-dimensional models of antibody V regions, including accuracies in the modeling of CDR H3. INTRO
224 227 CDR structure_element Although antibody modeling is improving, the latest assessment revealed a number of challenges that need to be overcome to provide accurate 3-dimensional models of antibody V regions, including accuracies in the modeling of CDR H3. INTRO
228 230 H3 structure_element Although antibody modeling is improving, the latest assessment revealed a number of challenges that need to be overcome to provide accurate 3-dimensional models of antibody V regions, including accuracies in the modeling of CDR H3. INTRO
137 145 antibody protein_type The need for improvement in this area was also highlighted in a recent study reporting an approach and results that may influence future antibody modeling efforts. INTRO
29 58 antibody modeling assessments experimental_method One important finding of the antibody modeling assessments was that errors in the structural templates that are used as the basis for homology models can propagate into the final models, producing inaccuracies that may negatively influence the predictive nature of the V region model. INTRO
134 149 homology models experimental_method One important finding of the antibody modeling assessments was that errors in the structural templates that are used as the basis for homology models can propagate into the final models, producing inaccuracies that may negatively influence the predictive nature of the V region model. INTRO
269 277 V region structure_element One important finding of the antibody modeling assessments was that errors in the structural templates that are used as the basis for homology models can propagate into the final models, producing inaccuracies that may negatively influence the predictive nature of the V region model. INTRO
11 19 antibody protein_type To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
71 84 phage library experimental_method To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
180 185 human species To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
196 199 IGV structure_element To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
204 207 IGJ structure_element To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
234 257 antigen combining sites site To support antibody engineering and therapeutic development efforts, a phage library was designed and constructed based on a limited number of scaffolds built with frequently used human germ-line IGV and IGJ gene segments that encode antigen combining sites suitable for recognition of peptides and proteins. INTRO
5 8 Fab structure_element This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
34 36 HC structure_element This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
48 56 IGHV1-69 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
58 63 H1-69 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
66 74 IGHV3-23 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
76 81 H3-23 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
87 95 IGHV5-51 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
96 101 H5-51 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
110 112 LC structure_element This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
128 129 κ structure_element This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
132 140 IGKV1-39 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
142 147 L1-39 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
150 158 IGKV3-11 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
160 165 L3-11 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
168 176 IGKV3-20 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
178 183 L3-20 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
189 196 IGKV4-1 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
198 202 L4-1 mutant This Fab library is composed of 3 HC germlines, IGHV1-69 (H1-69), IGHV3-23 (H3-23) and IGHV5-51(H5-51), and 4 LC germlines (all κ), IGKV1-39 (L1-39), IGKV3-11 (L3-11), IGKV3-20 (L3-20) and IGKV4-1 (L4-1). INTRO
98 108 structures evidence Selection of these genes was based on the high frequency of their use and their cognate canonical structures that were found binding to peptides and proteins, as well as their ability to be expressed in bacteria and displayed on filamentous phage. INTRO
190 211 expressed in bacteria experimental_method Selection of these genes was based on the high frequency of their use and their cognate canonical structures that were found binding to peptides and proteins, as well as their ability to be expressed in bacteria and displayed on filamentous phage. INTRO
216 246 displayed on filamentous phage experimental_method Selection of these genes was based on the high frequency of their use and their cognate canonical structures that were found binding to peptides and proteins, as well as their ability to be expressed in bacteria and displayed on filamentous phage. INTRO
70 75 human species The implementation of the library involves the diversification of the human germline genes to mimic that found in natural human libraries. INTRO
122 127 human species The implementation of the library involves the diversification of the human germline genes to mimic that found in natural human libraries. INTRO
4 36 crystal structure determinations experimental_method The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
41 60 structural analyses experimental_method The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
77 81 Fabs structure_element The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
128 138 structures evidence The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
151 153 HC structure_element The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
164 172 IGHV3-53 mutant The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
174 179 H3-53 mutant The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
200 203 LCs structure_element The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
252 260 antibody protein_type The crystal structure determinations and structural analyses of all germline Fabs in the library described above along with the structures of a fourth HC germline, IGHV3-53 (H3-53), paired with the 4 LCs of the library have been carried out to support antibody therapeutic development. INTRO
7 10 HCs structure_element All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
18 22 Fabs structure_element All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
37 40 CDR structure_element All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
41 43 H3 structure_element All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
76 79 Fab structure_element All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
80 89 structure evidence All 16 HCs of the Fabs have the same CDR H3 that was reported in an earlier Fab structure. INTRO
47 49 VH structure_element This is the first systematic study of the same VH and VL structures in the context of different pairings. INTRO
54 56 VL structure_element This is the first systematic study of the same VH and VL structures in the context of different pairings. INTRO
57 67 structures evidence This is the first systematic study of the same VH and VL structures in the context of different pairings. INTRO
58 68 structures evidence The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
80 90 structures evidence The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
98 100 L1 structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
102 104 L2 structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
106 108 L3 structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
110 112 H1 structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
117 119 H2 structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
120 124 CDRs structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
130 140 structures evidence The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
148 151 CDR structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
152 155 H3s structure_element The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
165 170 VH:VL complex_assembly The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
171 191 packing interactions bond_interaction The structure analyses include comparisons of the overall structures, canonical structures of the L1, L2, L3, H1 and H2 CDRs, the structures of all CDR H3s, and the VH:VL packing interactions. INTRO
4 14 structures evidence The structures and their analyses provide a foundation for future antibody engineering and structure determination efforts. INTRO
66 74 antibody protein_type The structures and their analyses provide a foundation for future antibody engineering and structure determination efforts. INTRO
0 18 Crystal structures evidence Crystal structures RESULTS
0 12 Crystal data evidence Crystal data, X-ray data, and refinement statistics. TABLE
14 24 X-ray data evidence Crystal data, X-ray data, and refinement statistics. TABLE
30 51 refinement statistics evidence Crystal data, X-ray data, and refinement statistics. TABLE
12 24 Crystal data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
26 36 X-ray data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
42 63 refinement statistics evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
12 24 Crystal data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
26 36 X-ray data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
42 63 refinement statistics evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
12 24 Crystal data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
26 36 X-ray data evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
42 63 refinement statistics evidence (Continued) Crystal data, X-ray data, and refinement statistics. TABLE
4 22 crystal structures evidence The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
28 44 germline library experimental_method The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
60 64 Fabs structure_element The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
90 93 HCs structure_element The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
95 100 H1-69 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
102 107 H3-23 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
109 114 H3-53 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
119 124 H5-51 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
132 135 LCs structure_element The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
137 142 L1-39 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
144 149 L3-11 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
151 156 L3-20 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
161 165 L4-1 mutant The crystal structures of a germline library composed of 16 Fabs generated by combining 4 HCs (H1-69, H3-23, H3-53 and H5-51) and 4 LCs (L1-39, L3-11, L3-20 and L4-1) have been determined. RESULTS
4 7 Fab structure_element The Fab heavy and light chain sequences for the variants numbered according to Chothia are shown in Fig. S1. RESULTS
18 29 light chain structure_element The Fab heavy and light chain sequences for the variants numbered according to Chothia are shown in Fig. S1. RESULTS
19 22 HCs structure_element The four different HCs all have the same CDR H3 sequence, ARYDGIYGELDF. RESULTS
41 44 CDR structure_element The four different HCs all have the same CDR H3 sequence, ARYDGIYGELDF. RESULTS
45 47 H3 structure_element The four different HCs all have the same CDR H3 sequence, ARYDGIYGELDF. RESULTS
58 70 ARYDGIYGELDF structure_element The four different HCs all have the same CDR H3 sequence, ARYDGIYGELDF. RESULTS
0 15 Crystallization experimental_method Crystallization of the 16 Fabs was previously reported. RESULTS
26 30 Fabs structure_element Crystallization of the 16 Fabs was previously reported. RESULTS
18 26 crystals evidence Three sets of the crystals were isomorphous with nearly identical unit cells (Table 1). RESULTS
18 29 H3-23:L3-11 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
34 44 H3-23:L4-1 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
61 72 H3-53:L1-39 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
74 85 H3-53:L3-11 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
90 101 H3-53:L3-20 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
120 131 H5-51:L1-39 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
133 144 H5-51:L3-11 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
149 160 H5-51:L3-20 complex_assembly These include (1) H3-23:L3-11 and H3-23:L4-1 in P212121, (2) H3-53:L1-39, H3-53:L3-11 and H3-53:L3-20 in P6522, and (3) H5-51:L1-39, H5-51:L3-11 and H5-51:L3-20 in P212121. RESULTS
72 80 PEG 3350 chemical Variations occur in the pH (buffer) and the additives, and, in group 3, PEG 3350 is the precipitant for one variants while ammonium sulfate is the precipitant for the other two. RESULTS
123 139 ammonium sulfate chemical Variations occur in the pH (buffer) and the additives, and, in group 3, PEG 3350 is the precipitant for one variants while ammonium sulfate is the precipitant for the other two. RESULTS
22 35 crystal forms evidence The similarity in the crystal forms is attributed in part to cross-seeding using the microseed matrix screening for groups 2 and 3. RESULTS
85 111 microseed matrix screening experimental_method The similarity in the crystal forms is attributed in part to cross-seeding using the microseed matrix screening for groups 2 and 3. RESULTS
4 22 crystal structures evidence The crystal structures of the 16 Fabs have been determined at resolutions ranging from 3.3to 1.65 Å (Table 1). RESULTS
33 37 Fabs structure_element The crystal structures of the 16 Fabs have been determined at resolutions ranging from 3.3to 1.65 Å (Table 1). RESULTS
14 17 Fab structure_element The number of Fab molecules in the crystallographic asymmetric unit varies from 1 (for 12 Fabs) to 2 (for 4 Fabs). RESULTS
90 94 Fabs structure_element The number of Fab molecules in the crystallographic asymmetric unit varies from 1 (for 12 Fabs) to 2 (for 4 Fabs). RESULTS
108 112 Fabs structure_element The number of Fab molecules in the crystallographic asymmetric unit varies from 1 (for 12 Fabs) to 2 (for 4 Fabs). RESULTS
12 22 structures evidence Overall the structures are fairly complete, and, as can be expected, the models for the higher resolution structures are more complete than those for the lower resolution structures (Table S1). RESULTS
106 116 structures evidence Overall the structures are fairly complete, and, as can be expected, the models for the higher resolution structures are more complete than those for the lower resolution structures (Table S1). RESULTS
171 181 structures evidence Overall the structures are fairly complete, and, as can be expected, the models for the higher resolution structures are more complete than those for the lower resolution structures (Table S1). RESULTS
16 19 HCs structure_element Invariably, the HCs have more disorder than the LCs. RESULTS
30 38 disorder protein_state Invariably, the HCs have more disorder than the LCs. RESULTS
48 51 LCs structure_element Invariably, the HCs have more disorder than the LCs. RESULTS
8 10 LC structure_element For the LC, the disorder is observed at 2 of the C-terminal residues with few exceptions. RESULTS
16 24 disorder protein_state For the LC, the disorder is observed at 2 of the C-terminal residues with few exceptions. RESULTS
58 60 LC structure_element Apart from the C-terminus, only a few surface residues in LC are disordered. RESULTS
65 75 disordered protein_state Apart from the C-terminus, only a few surface residues in LC are disordered. RESULTS
4 7 HCs structure_element The HCs feature the largest number of disordered residues, with the lower resolution structures having the most. RESULTS
38 48 disordered protein_state The HCs feature the largest number of disordered residues, with the lower resolution structures having the most. RESULTS
85 95 structures evidence The HCs feature the largest number of disordered residues, with the lower resolution structures having the most. RESULTS
53 63 disordered protein_state The C-terminal residues including the 6xHis tags are disordered in all 16 structures. RESULTS
74 84 structures evidence The C-terminal residues including the 6xHis tags are disordered in all 16 structures. RESULTS
93 103 structures evidence In addition to these, 2 primary disordered stretches of residues are observed in a number of structures (Table S1). RESULTS
17 21 loop structure_element One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
45 54 β-strands structure_element One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
62 77 constant domain structure_element One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
86 90 Fabs structure_element One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
98 109 H3-23:L1-39 complex_assembly One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
111 122 H3-23:L3-11 complex_assembly One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
127 138 H3-53:L1-39 complex_assembly One involves the loop connecting the first 2 β-strands of the constant domain (in all Fabs except H3-23:L1-39, H3-23:L3-11 and H3-53:L1-39). RESULTS
24 27 CDR structure_element The other is located in CDR H3 (in H5-51:L3-11, H5-51:L3-20 and in one of 2 copies of H3-23:L4-1). RESULTS
28 30 H3 structure_element The other is located in CDR H3 (in H5-51:L3-11, H5-51:L3-20 and in one of 2 copies of H3-23:L4-1). RESULTS
35 46 H5-51:L3-11 complex_assembly The other is located in CDR H3 (in H5-51:L3-11, H5-51:L3-20 and in one of 2 copies of H3-23:L4-1). RESULTS
48 59 H5-51:L3-20 complex_assembly The other is located in CDR H3 (in H5-51:L3-11, H5-51:L3-20 and in one of 2 copies of H3-23:L4-1). RESULTS
86 96 H3-23:L4-1 complex_assembly The other is located in CDR H3 (in H5-51:L3-11, H5-51:L3-20 and in one of 2 copies of H3-23:L4-1). RESULTS
0 3 CDR structure_element CDR H1 and CDR H2 also show some degree of disorder, but to a lesser extent. RESULTS
4 6 H1 structure_element CDR H1 and CDR H2 also show some degree of disorder, but to a lesser extent. RESULTS
11 14 CDR structure_element CDR H1 and CDR H2 also show some degree of disorder, but to a lesser extent. RESULTS
15 17 H2 structure_element CDR H1 and CDR H2 also show some degree of disorder, but to a lesser extent. RESULTS
43 51 disorder protein_state CDR H1 and CDR H2 also show some degree of disorder, but to a lesser extent. RESULTS
0 3 CDR structure_element CDR canonical structures RESULTS
14 24 structures evidence CDR canonical structures RESULTS
8 11 CDR structure_element Several CDR definitions have evolved over decades of antibody research. RESULTS
53 61 antibody protein_type Several CDR definitions have evolved over decades of antibody research. RESULTS
41 44 CDR structure_element Depending on the focus of the study, the CDR boundaries differ slightly between various definitions. RESULTS
25 28 CDR structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
126 130 CDRs structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
131 133 H1 structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
138 140 H3 structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
169 172 Cys residue_name In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
181 184 CDR structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
185 187 L2 structure_element In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
253 256 Tyr residue_name In this work, we use the CDR definition of North et al., which is similar to that of Martin with the following exceptions: 1) CDRs H1 and H3 begin immediately after the Cys; and 2) CDR L2 includes an additional residue at the N-terminal side, typically Tyr. RESULTS
0 3 CDR structure_element CDR H1 RESULTS
4 6 H1 structure_element CDR H1 RESULTS
4 17 superposition experimental_method The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
21 24 CDR structure_element The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
25 27 H1 structure_element The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
46 51 HC:LC complex_assembly The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
63 75 heavy chains structure_element The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
81 86 H1-69 mutant The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
92 97 H3-23 mutant The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
103 108 H3-53 mutant The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
117 122 H5-51 mutant The superposition of CDR H1 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
0 4 CDRs structure_element CDRs are defined using the Dunbrack convention [12]. TABLE
32 35 Fab structure_element Assignments for 2 copies of the Fab in the asymmetric unit are given for 5 structures. TABLE
75 85 structures evidence Assignments for 2 copies of the Fab in the asymmetric unit are given for 5 structures. TABLE
23 27 CDRs structure_element No assignment (NA) for CDRs with missing residues. TABLE
9 12 HCs structure_element The four HCs feature CDR H1 of the same length, and their sequences are highly similar (Table 2). RESULTS
21 24 CDR structure_element The four HCs feature CDR H1 of the same length, and their sequences are highly similar (Table 2). RESULTS
25 27 H1 structure_element The four HCs feature CDR H1 of the same length, and their sequences are highly similar (Table 2). RESULTS
4 7 CDR structure_element The CDR H1 backbone conformations for all variants for each of the HCs are shown in Fig. 1. RESULTS
8 10 H1 structure_element The CDR H1 backbone conformations for all variants for each of the HCs are shown in Fig. 1. RESULTS
67 70 HCs structure_element The CDR H1 backbone conformations for all variants for each of the HCs are shown in Fig. 1. RESULTS
13 16 HCs structure_element Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
18 23 H3-23 mutant Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
25 30 H3-53 mutant Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
35 40 H5-51 mutant Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
77 84 H1-13-1 mutant Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
155 158 Fab structure_element Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
159 169 structures evidence Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
190 201 rmsd values evidence Three of the HCs, H3-23, H3-53 and H5-51, have the same canonical structure, H1-13-1, and the backbone conformations are tightly clustered for each set of Fab structures as reflected in the rmsd values (Fig. 1B-D). RESULTS
31 36 H3-53 mutant Some deviation is observed for H3-53, mostly due to H3-53:L4-1, which exhibits a significant degree of disorder in CDR H1. RESULTS
52 62 H3-53:L4-1 complex_assembly Some deviation is observed for H3-53, mostly due to H3-53:L4-1, which exhibits a significant degree of disorder in CDR H1. RESULTS
115 118 CDR structure_element Some deviation is observed for H3-53, mostly due to H3-53:L4-1, which exhibits a significant degree of disorder in CDR H1. RESULTS
119 121 H1 structure_element Some deviation is observed for H3-53, mostly due to H3-53:L4-1, which exhibits a significant degree of disorder in CDR H1. RESULTS
4 20 electron density evidence The electron density for the backbone is weak and discontinuous, and completely missing for several side chains. RESULTS
4 7 CDR structure_element The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
8 10 H1 structure_element The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
11 21 structures evidence The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
27 32 H1-69 mutant The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
83 93 structures evidence The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
109 112 LCs structure_element The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
144 147 Fab structure_element The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
172 183 H1-69:L3-11 complex_assembly The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
188 199 H1-69:L3-20 complex_assembly The CDR H1 structures with H1-69 shown in Fig. 1A are quite variable, both for the structures with different LCs and for the copies of the same Fab in the asymmetric unit, H1-69:L3-11 and H1-69:L3-20. RESULTS
24 27 Fab structure_element In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
28 38 structures evidence In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
69 79 structures evidence In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
88 95 H1-13-1 mutant In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
97 104 H1-13-3 mutant In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
106 113 H1-13-4 mutant In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
115 122 H1-13-6 mutant In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
127 135 H1-13-10 mutant In total, 6 independent Fab structures produce 5 different canonical structures, namely H1-13-1, H1-13-3, H1-13-4, H1-13-6 and H1-13-10. RESULTS
22 27 H1-69 mutant A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
101 104 Gly residue_name A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
116 119 Phe residue_name A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
123 126 Tyr residue_name A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
139 141 27 residue_number A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
162 165 CDR structure_element A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
166 168 H1 structure_element A major difference of H1-69 from the other germlines in the experimental data set is the presence of Gly instead of Phe or Tyr at position 27 (residue 5 of 13 in CDR H1). RESULTS
0 7 Glycine residue_name Glycine introduces the possibility of a higher degree of conformational flexibility that undoubtedly translates to the differences observed, and contributes to the elevated thermal parameters for the atoms in the amino acid residues in this region. RESULTS
0 3 CDR structure_element CDR H2 RESULTS
4 6 H2 structure_element CDR H2 RESULTS
4 17 superposition experimental_method The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
21 24 CDR structure_element The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
25 27 H2 structure_element The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
46 51 HC:LC complex_assembly The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
63 75 heavy chains structure_element The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
81 86 H1-69 mutant The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
92 97 H3-23 mutant The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
103 108 H3-53 mutant The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
117 122 H5-51 mutant The superposition of CDR H2 backbones for all HC:LC pairs with heavy chains: (A) H1-69, (B) H3-23, (C) H3-53 and (D) H5-51. FIG
28 31 CDR structure_element The canonical structures of CDR H2 have fairly consistent conformations (Table 2, Fig. 2). RESULTS
32 34 H2 structure_element The canonical structures of CDR H2 have fairly consistent conformations (Table 2, Fig. 2). RESULTS
14 17 HCs structure_element Each of the 4 HCs adopts only one canonical structure regardless of the pairing LC. RESULTS
80 82 LC structure_element Each of the 4 HCs adopts only one canonical structure regardless of the pairing LC. RESULTS
10 15 H1-69 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
20 25 H5-51 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
71 78 H2-10-1 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
80 85 H3-23 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
90 97 H2-10-2 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
103 108 H3-53 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
113 119 H2-9-3 mutant Germlines H1-69 and H5-51 have the same canonical structure assignment H2-10-1, H3-23 has H2-10-2, and H3-53 has H2-9-3. RESULTS
35 38 CDR structure_element The conformations for all of these CDR H2s are tightly clustered (Fig. 2). RESULTS
39 42 H2s structure_element The conformations for all of these CDR H2s are tightly clustered (Fig. 2). RESULTS
27 30 Fab structure_element In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
34 45 H1-69:L3-20 complex_assembly In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
47 50 CDR structure_element In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
51 53 H2 structure_element In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
57 77 partially disordered protein_state In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
79 85 Δ55-60 mutant In one case, in the second Fab of H1-69:L3-20, CDR H2 is partially disordered (Δ55-60). RESULTS
37 40 CDR structure_element Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
41 43 H2 structure_element Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
64 75 10 residues residue_range Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
172 174 71 residue_number Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
194 197 CDR structure_element Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
198 200 H4 structure_element Although three of the germlines have CDR H2 of the same length, 10 residues, they adopt 2 distinctively different conformations depending mostly on the residue at position 71 from the so-called CDR H4. RESULTS
0 5 Arg71 residue_name_number Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
9 14 H3-23 mutant Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
39 43 CDRs structure_element Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
44 46 H2 structure_element Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
51 53 H4 structure_element Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
98 101 CDR structure_element Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
102 104 H2 structure_element Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
121 123 54 residue_number Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
145 165 antigen binding site site Arg71 in H3-23 fills the space between CDRs H2 and H4, and defines the conformation of the tip of CDR H2 so that residue 54 points away from the antigen binding site. RESULTS
10 15 H1-69 mutant Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
20 25 H5-51 mutant Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
44 49 human species Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
74 77 Ala residue_name Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
90 92 71 residue_number Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
122 123 H structure_element Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
124 130 Pro52a residue_name_number Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
154 157 CDR structure_element Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
158 160 H4 structure_element Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
192 194 53 residue_number Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
199 201 54 residue_number Germlines H1-69 and H5-51 are unique in the human repertoire in having an Ala at position 71 that leaves enough space for H-Pro52a to pack deeper against CDR H4 so that the following residues 53 and 54 point toward the putative antigen. RESULTS
17 20 CDR structure_element Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
21 23 H2 structure_element Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
27 32 H1-69 mutant Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
37 42 H5-51 mutant Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
83 90 H2-10-1 mutant Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
135 145 structures evidence Conformations of CDR H2 in H1-69 and H5-51, both of which have canonical structure H2-10-1, show little deviation within each set of 4 structures. RESULTS
45 48 CDR structure_element However, there is a significant shift of the CDR as a rigid body when the 2 sets are superimposed. RESULTS
85 97 superimposed experimental_method However, there is a significant shift of the CDR as a rigid body when the 2 sets are superimposed. RESULTS
49 52 CDR structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
53 55 H2 structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
61 64 CDR structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
65 67 H1 structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
105 107 33 residue_number Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
129 132 CDR structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
133 135 H1 structure_element Most likely this is the result of interaction of CDR H2 with CDR H1, namely with the residue at position 33 (residue 11 of 13 in CDR H1). RESULTS
9 14 H1-69 mutant Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
19 22 Ala residue_name Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
35 37 33 residue_number Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
49 54 H5-51 mutant Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
64 66 33 residue_number Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
90 93 Trp residue_name Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
116 117 H structure_element Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
118 123 Tyr52 residue_name_number Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
135 138 CDR structure_element Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
139 141 H2 structure_element Germline H1-69 has Ala at position 33 whereas in H5-51 position 33 is occupied by a bulky Trp, which stacks against H-Tyr52 and drives CDR H2 away from the center. RESULTS
0 3 CDR structure_element CDR L1 RESULTS
4 6 L1 structure_element CDR L1 RESULTS
4 17 superposition experimental_method The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
21 24 CDR structure_element The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
25 27 L1 structure_element The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
46 51 HC:LC complex_assembly The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
63 75 light chains structure_element The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
81 86 L1-39 mutant The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
92 97 L3-11 mutant The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
103 108 L3-20 mutant The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
117 121 L4-1 mutant The superposition of CDR L1 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
9 11 LC structure_element The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
12 16 CDRs structure_element The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
17 19 L1 structure_element The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
49 51 11 residue_range The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
53 55 12 residue_range The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
60 62 17 residue_range The four LC CDRs L1 feature 3 different lengths (11, 12 and 17 residues) having a total of 4 different canonical structure assignments. RESULTS
9 12 LCs structure_element Of these LCs, L1-39 and L3-11 have the same canonical structure, L1-11-1, and superimpose very well (Fig. 3A, B). RESULTS
14 19 L1-39 mutant Of these LCs, L1-39 and L3-11 have the same canonical structure, L1-11-1, and superimpose very well (Fig. 3A, B). RESULTS
24 29 L3-11 mutant Of these LCs, L1-39 and L3-11 have the same canonical structure, L1-11-1, and superimpose very well (Fig. 3A, B). RESULTS
65 72 L1-11-1 mutant Of these LCs, L1-39 and L3-11 have the same canonical structure, L1-11-1, and superimpose very well (Fig. 3A, B). RESULTS
78 89 superimpose experimental_method Of these LCs, L1-39 and L3-11 have the same canonical structure, L1-11-1, and superimpose very well (Fig. 3A, B). RESULTS
21 26 L3-20 mutant For the remaining 2, L3-20 has 2 different assignments, L1-12-1 and L1-12-2, while L4-1 has a single assignment, L1-17-1. RESULTS
56 63 L1-12-1 mutant For the remaining 2, L3-20 has 2 different assignments, L1-12-1 and L1-12-2, while L4-1 has a single assignment, L1-17-1. RESULTS
68 75 L1-12-2 mutant For the remaining 2, L3-20 has 2 different assignments, L1-12-1 and L1-12-2, while L4-1 has a single assignment, L1-17-1. RESULTS
83 87 L4-1 mutant For the remaining 2, L3-20 has 2 different assignments, L1-12-1 and L1-12-2, while L4-1 has a single assignment, L1-17-1. RESULTS
113 120 L1-17-1 mutant For the remaining 2, L3-20 has 2 different assignments, L1-12-1 and L1-12-2, while L4-1 has a single assignment, L1-17-1. RESULTS
0 4 L4-1 mutant L4-1 has the longest CDR L1, composed of 17 amino acid residues (Fig. 3D). RESULTS
21 24 CDR structure_element L4-1 has the longest CDR L1, composed of 17 amino acid residues (Fig. 3D). RESULTS
25 27 L1 structure_element L4-1 has the longest CDR L1, composed of 17 amino acid residues (Fig. 3D). RESULTS
41 63 17 amino acid residues residue_range L4-1 has the longest CDR L1, composed of 17 amino acid residues (Fig. 3D). RESULTS
55 59 rmsd evidence Despite this, the conformations are tightly clustered (rmsd is 0.20 Å). RESULTS
34 46 stem regions structure_element The backbone conformations of the stem regions superimpose well. RESULTS
52 55 30a residue_number Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
60 63 30f residue_number Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
74 75 8 residue_number Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
80 82 13 residue_number Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
86 88 17 residue_number Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
92 95 CDR structure_element Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
96 98 L1 structure_element Some changes in conformation occur between residues 30a and 30f (residues 8 and 13 of 17 in CDR L1). RESULTS
23 34 loop region structure_element This is the tip of the loop region, which appears to have similar conformations that fan out the structures because of the slight differences in torsion angles in the backbone near Tyr30a and Lys30f. RESULTS
97 107 structures evidence This is the tip of the loop region, which appears to have similar conformations that fan out the structures because of the slight differences in torsion angles in the backbone near Tyr30a and Lys30f. RESULTS
181 187 Tyr30a residue_name_number This is the tip of the loop region, which appears to have similar conformations that fan out the structures because of the slight differences in torsion angles in the backbone near Tyr30a and Lys30f. RESULTS
192 198 Lys30f residue_name_number This is the tip of the loop region, which appears to have similar conformations that fan out the structures because of the slight differences in torsion angles in the backbone near Tyr30a and Lys30f. RESULTS
0 5 L3-20 mutant L3-20 is the most variable in CDR L1 among the 4 germlines as indicated by an rmsd of 0.54 Å (Fig. 3C). RESULTS
30 33 CDR structure_element L3-20 is the most variable in CDR L1 among the 4 germlines as indicated by an rmsd of 0.54 Å (Fig. 3C). RESULTS
34 36 L1 structure_element L3-20 is the most variable in CDR L1 among the 4 germlines as indicated by an rmsd of 0.54 Å (Fig. 3C). RESULTS
78 82 rmsd evidence L3-20 is the most variable in CDR L1 among the 4 germlines as indicated by an rmsd of 0.54 Å (Fig. 3C). RESULTS
4 14 structures evidence Two structures, H3-53:L3-20 and H5-51:L3-20 are assigned to canonical structure L1-12-1 with virtually identical backbone conformations. RESULTS
16 27 H3-53:L3-20 complex_assembly Two structures, H3-53:L3-20 and H5-51:L3-20 are assigned to canonical structure L1-12-1 with virtually identical backbone conformations. RESULTS
32 43 H5-51:L3-20 complex_assembly Two structures, H3-53:L3-20 and H5-51:L3-20 are assigned to canonical structure L1-12-1 with virtually identical backbone conformations. RESULTS
80 87 L1-12-1 mutant Two structures, H3-53:L3-20 and H5-51:L3-20 are assigned to canonical structure L1-12-1 with virtually identical backbone conformations. RESULTS
21 32 H3-23:L3-20 complex_assembly The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
38 41 CDR structure_element The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
42 44 L1 structure_element The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
48 55 L1-12-2 mutant The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
77 84 L1-12-1 mutant The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
97 102 29-32 residue_range The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
155 165 11-residue residue_range The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
166 169 CDR structure_element The third structure, H3-23:L3-20, has CDR L1 as L1-12-2, which deviates from L1-12-1 at residues 29-32, i.e., at the site of insertion with respect to the 11-residue CDR. RESULTS
30 41 H1-69:L3-20 complex_assembly The fourth member of the set, H1-69:L3-20, was crystallized with 2 Fabs in the asymmetric unit. RESULTS
47 59 crystallized experimental_method The fourth member of the set, H1-69:L3-20, was crystallized with 2 Fabs in the asymmetric unit. RESULTS
67 71 Fabs structure_element The fourth member of the set, H1-69:L3-20, was crystallized with 2 Fabs in the asymmetric unit. RESULTS
20 23 CDR structure_element The conformation of CDR L1 in these 2 Fabs is slightly different, and both conformations fall somewhere between L1-12-1 and L1-12-2. RESULTS
24 26 L1 structure_element The conformation of CDR L1 in these 2 Fabs is slightly different, and both conformations fall somewhere between L1-12-1 and L1-12-2. RESULTS
38 42 Fabs structure_element The conformation of CDR L1 in these 2 Fabs is slightly different, and both conformations fall somewhere between L1-12-1 and L1-12-2. RESULTS
112 119 L1-12-1 mutant The conformation of CDR L1 in these 2 Fabs is slightly different, and both conformations fall somewhere between L1-12-1 and L1-12-2. RESULTS
124 131 L1-12-2 mutant The conformation of CDR L1 in these 2 Fabs is slightly different, and both conformations fall somewhere between L1-12-1 and L1-12-2. RESULTS
42 51 structure evidence This reflects the lack of accuracy in the structure due to low resolution of the X-ray data (3.3 Å). RESULTS
81 91 X-ray data evidence This reflects the lack of accuracy in the structure due to low resolution of the X-ray data (3.3 Å). RESULTS
0 3 CDR structure_element CDR L2 RESULTS
4 6 L2 structure_element CDR L2 RESULTS
4 17 superposition experimental_method The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
21 24 CDR structure_element The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
25 27 L2 structure_element The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
46 51 HC:LC complex_assembly The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
63 75 light chains structure_element The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
81 86 L1-39 mutant The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
92 97 L3-11 mutant The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
103 108 L3-20 mutant The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
117 121 L4-1 mutant The superposition of CDR L2 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
9 12 LCs structure_element All four LCs have CDR L2 of the same length and canonical structure, L2-8-1 (Table 2). RESULTS
18 21 CDR structure_element All four LCs have CDR L2 of the same length and canonical structure, L2-8-1 (Table 2). RESULTS
22 24 L2 structure_element All four LCs have CDR L2 of the same length and canonical structure, L2-8-1 (Table 2). RESULTS
69 75 L2-8-1 mutant All four LCs have CDR L2 of the same length and canonical structure, L2-8-1 (Table 2). RESULTS
4 7 CDR structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
8 10 L2 structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
41 44 LCs structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
63 66 HCs structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
116 120 CDRs structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
122 126 rmsd evidence The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
255 259 loop structure_element The CDR L2 conformations for each of the LCs paired with the 4 HCs are clustered more tightly than any of the other CDRs (rmsd values are in the range 0.09-0.16 Å), and all 4 sets have virtually the same conformation despite the sequence diversity of the loop. RESULTS
0 3 CDR structure_element CDR L3 RESULTS
4 6 L3 structure_element CDR L3 RESULTS
4 17 superposition experimental_method The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
21 24 CDR structure_element The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
25 27 L3 structure_element The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
46 51 HC:LC complex_assembly The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
63 75 light chains structure_element The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
81 86 L1-39 mutant The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
92 97 L3-11 mutant The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
103 108 L3-20 mutant The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
117 121 L4-1 mutant The superposition of CDR L3 backbones for all HC:LC pairs with light chains: (A) L1-39, (B) L3-11, (C) L3-20 and (D) L4-1. FIG
8 11 CDR structure_element As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
12 14 L2 structure_element As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
22 25 LCs structure_element As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
31 34 CDR structure_element As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
35 37 L3 structure_element As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
71 80 structure evidence As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
82 93 L3-9-cis7-1 mutant As with CDR L2, all 4 LCs have CDR L3 of the same length and canonical structure, L3-9-cis7-1 (Table 2). RESULTS
21 24 CDR structure_element The conformations of CDR L3 for L1-39, L3-11, and particularly for L320, are not as tightly clustered as those of L4-1 (Fig. 5). RESULTS
25 27 L3 structure_element The conformations of CDR L3 for L1-39, L3-11, and particularly for L320, are not as tightly clustered as those of L4-1 (Fig. 5). RESULTS
32 37 L1-39 mutant The conformations of CDR L3 for L1-39, L3-11, and particularly for L320, are not as tightly clustered as those of L4-1 (Fig. 5). RESULTS
39 44 L3-11 mutant The conformations of CDR L3 for L1-39, L3-11, and particularly for L320, are not as tightly clustered as those of L4-1 (Fig. 5). RESULTS
114 118 L4-1 mutant The conformations of CDR L3 for L1-39, L3-11, and particularly for L320, are not as tightly clustered as those of L4-1 (Fig. 5). RESULTS
82 87 90-92 residue_range The slight conformational variability occurs in the region of amino acid residues 90-92, which is in contact with CDR H3. RESULTS
114 117 CDR structure_element The slight conformational variability occurs in the region of amino acid residues 90-92, which is in contact with CDR H3. RESULTS
118 120 H3 structure_element The slight conformational variability occurs in the region of amino acid residues 90-92, which is in contact with CDR H3. RESULTS
0 3 CDR structure_element CDR H3 conformational diversity RESULTS
4 6 H3 structure_element CDR H3 conformational diversity RESULTS
29 33 Fabs structure_element As mentioned earlier, all 16 Fabs have the same CDR H3, for which the amino acid sequence is derived from the anti-CCL2 antibody CNTO 888. RESULTS
48 51 CDR structure_element As mentioned earlier, all 16 Fabs have the same CDR H3, for which the amino acid sequence is derived from the anti-CCL2 antibody CNTO 888. RESULTS
52 54 H3 structure_element As mentioned earlier, all 16 Fabs have the same CDR H3, for which the amino acid sequence is derived from the anti-CCL2 antibody CNTO 888. RESULTS
120 128 antibody protein_type As mentioned earlier, all 16 Fabs have the same CDR H3, for which the amino acid sequence is derived from the anti-CCL2 antibody CNTO 888. RESULTS
129 137 CNTO 888 chemical As mentioned earlier, all 16 Fabs have the same CDR H3, for which the amino acid sequence is derived from the anti-CCL2 antibody CNTO 888. RESULTS
4 8 loop structure_element The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
19 28 β-strands structure_element The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
36 39 CDR structure_element The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
40 42 H3 structure_element The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
60 69 structure evidence The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
88 95 H-bonds bond_interaction The loop and the 2 β-strands of the CDR H3 in this ‘parent’ structure are stabilized by H-bonds between the carbonyl oxygen and peptide nitrogen atoms in the 2 strands. RESULTS
32 35 CDR structure_element An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
36 38 H3 structure_element An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
39 49 structures evidence An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
71 76 water chemical An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
167 171 loop structure_element An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
189 198 β-strands structure_element An interesting feature of these CDR H3 structures is the presence of a water molecule that interacts with the peptide nitrogens and carbonyl oxygens near the bridging loop connecting the 2 β-strands. RESULTS
5 10 water chemical This water is present in both the bound (4DN4) and unbound (4DN3) forms of CNTO 888. RESULTS
34 39 bound protein_state This water is present in both the bound (4DN4) and unbound (4DN3) forms of CNTO 888. RESULTS
51 58 unbound protein_state This water is present in both the bound (4DN4) and unbound (4DN3) forms of CNTO 888. RESULTS
75 83 CNTO 888 chemical This water is present in both the bound (4DN4) and unbound (4DN3) forms of CNTO 888. RESULTS
4 15 stem region structure_element The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
19 22 CDR structure_element The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
23 25 H3 structure_element The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
42 45 Fab structure_element The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
55 61 kinked protein_state The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
109 115 Trp103 residue_name_number The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
124 137 hydrogen bond bond_interaction The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
166 173 Leu100b residue_name_number The stem region of CDR H3 in the parental Fab is in a ‘kinked’ conformation, in which the indole nitrogen of Trp103 forms a hydrogen bond with the carbonyl oxygen of Leu100b. RESULTS
22 28 Asp101 residue_name_number The carboxyl group of Asp101 forms a salt bridge with Arg94. RESULTS
37 48 salt bridge bond_interaction The carboxyl group of Asp101 forms a salt bridge with Arg94. RESULTS
54 59 Arg94 residue_name_number The carboxyl group of Asp101 forms a salt bridge with Arg94. RESULTS
34 47 superposition experimental_method Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
55 58 CDR structure_element Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
59 62 H3s structure_element Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
70 80 structures evidence Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
120 123 CDR structure_element Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
124 127 H3s structure_element Ribbon representations of (A) the superposition of all CDR H3s of the structures with complete backbone traces. (B) The CDR H3s rotated 90° about the y axis of the page. FIG
4 13 structure evidence The structure of each CDR H3 is represented with a different color. FIG
22 25 CDR structure_element The structure of each CDR H3 is represented with a different color. FIG
26 28 H3 structure_element The structure of each CDR H3 is represented with a different color. FIG
61 64 CDR structure_element Despite having the same amino acid sequence in all variants, CDR H3 has the highest degree of structural diversity and disorder of all of the CDRs in the experimental set. RESULTS
65 67 H3 structure_element Despite having the same amino acid sequence in all variants, CDR H3 has the highest degree of structural diversity and disorder of all of the CDRs in the experimental set. RESULTS
142 146 CDRs structure_element Despite having the same amino acid sequence in all variants, CDR H3 has the highest degree of structural diversity and disorder of all of the CDRs in the experimental set. RESULTS
16 19 Fab structure_element Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
20 30 structures evidence Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
83 94 H5-51:L3-11 complex_assembly Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
96 106 H551:L3-20 complex_assembly Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
111 121 H3-23:L4-1 complex_assembly Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
136 140 Fabs structure_element Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
148 155 missing protein_state Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
157 167 disordered protein_state Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
197 205 CDR loop structure_element Three of the 21 Fab structures (including multiple copies in the asymmetric unit), H5-51:L3-11, H551:L3-20 and H3-23:L4-1 (one of the 2 Fabs), have missing (disordered) residues at the apex of the CDR loop. RESULTS
20 24 Fabs structure_element Another four of the Fabs, H3-23:L1-39, H3-53:L1-39, H3-53:L3-11 and H3-53:L4-1 have missing side-chain atoms. RESULTS
26 37 H3-23:L1-39 complex_assembly Another four of the Fabs, H3-23:L1-39, H3-53:L1-39, H3-53:L3-11 and H3-53:L4-1 have missing side-chain atoms. RESULTS
39 50 H3-53:L1-39 complex_assembly Another four of the Fabs, H3-23:L1-39, H3-53:L1-39, H3-53:L3-11 and H3-53:L4-1 have missing side-chain atoms. RESULTS
52 63 H3-53:L3-11 complex_assembly Another four of the Fabs, H3-23:L1-39, H3-53:L1-39, H3-53:L3-11 and H3-53:L4-1 have missing side-chain atoms. RESULTS
68 78 H3-53:L4-1 complex_assembly Another four of the Fabs, H3-23:L1-39, H3-53:L1-39, H3-53:L3-11 and H3-53:L4-1 have missing side-chain atoms. RESULTS
18 21 CDR structure_element The variations in CDR H3 conformation are illustrated in Fig. 6 for the 18 Fab structures that have ordered backbone atoms. RESULTS
22 24 H3 structure_element The variations in CDR H3 conformation are illustrated in Fig. 6 for the 18 Fab structures that have ordered backbone atoms. RESULTS
75 78 Fab structure_element The variations in CDR H3 conformation are illustrated in Fig. 6 for the 18 Fab structures that have ordered backbone atoms. RESULTS
79 89 structures evidence The variations in CDR H3 conformation are illustrated in Fig. 6 for the 18 Fab structures that have ordered backbone atoms. RESULTS
40 46 kinked protein_state A comparison of representatives of the “kinked” and “extended” structures. FIG
53 61 extended protein_state A comparison of representatives of the “kinked” and “extended” structures. FIG
63 73 structures evidence A comparison of representatives of the “kinked” and “extended” structures. FIG
9 15 kinked protein_state (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
17 20 CDR structure_element (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
21 23 H3 structure_element (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
27 38 H1-69:L3-11 complex_assembly (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
120 127 Leu100b residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
134 140 Trp103 residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
146 151 Arg94 residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
159 165 Asp101 residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
175 180 Arg94 residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
189 195 Asp101 residue_name_number (A) The “kinked” CDR H3 of H1-69:L3-11 with purple carbon atoms and yellow dashed lines connecting the H-bond pairs for Leu100b O and Trp103 NE1, Arg94 NE and Asp101 OD1, and Arg94 NH2 and Asp101 OD2. FIG
9 17 extended protein_state (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
19 22 CDR structure_element (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
23 25 H3 structure_element (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
29 40 H1-69:L3-20 complex_assembly (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
121 127 Asp101 residue_name_number (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
144 150 Trp103 residue_name_number (B) The “extended” CDR H3 of H1-69:L3-20 with green carbon atoms and yellow dashed lines connecting the H-bond pairs for Asp101 OD1 and OD2 and Trp103 NE1. FIG
16 19 Fab structure_element In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
20 30 structures evidence In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
32 43 H1-69:L1-39 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
45 56 H1-69:L3-11 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
60 64 Fabs structure_element In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
67 77 H1-69:L4-1 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
79 90 H3-23:L3-11 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
94 98 Fabs structure_element In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
101 112 H3-23:L3-20 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
114 125 H3-53:L3-11 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
127 138 H3-53:L3-20 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
143 154 H5-51:L1-39 complex_assembly In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
160 164 CDRs structure_element In 10 of the 18 Fab structures, H1-69:L1-39, H1-69:L3-11 (2 Fabs), H1-69:L4-1, H3-23:L3-11 (2 Fabs), H3-23:L3-20, H3-53:L3-11, H3-53:L3-20 and H5-51:L1-39, the CDRs have similar conformations to that found in 4DN3. RESULTS
19 29 structures evidence The bases of these structures have the ‘kinked’ conformation with the H-bond between Trp103 and Leu100b. RESULTS
40 46 kinked protein_state The bases of these structures have the ‘kinked’ conformation with the H-bond between Trp103 and Leu100b. RESULTS
85 91 Trp103 residue_name_number The bases of these structures have the ‘kinked’ conformation with the H-bond between Trp103 and Leu100b. RESULTS
96 103 Leu100b residue_name_number The bases of these structures have the ‘kinked’ conformation with the H-bond between Trp103 and Leu100b. RESULTS
17 20 CDR structure_element A representative CDR H3 structure for H1-69:L1-39 illustrating this is shown in Fig. 7A. RESULTS
21 23 H3 structure_element A representative CDR H3 structure for H1-69:L1-39 illustrating this is shown in Fig. 7A. RESULTS
24 33 structure evidence A representative CDR H3 structure for H1-69:L1-39 illustrating this is shown in Fig. 7A. RESULTS
38 49 H1-69:L1-39 complex_assembly A representative CDR H3 structure for H1-69:L1-39 illustrating this is shown in Fig. 7A. RESULTS
64 69 Tyr99 residue_name_number The largest backbone conformational deviation for the set is at Tyr99, where the C=O is rotated by 90° relative to that observed in 4DN3. RESULTS
48 58 structures evidence Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
60 70 H1-69:L4-1 complex_assembly Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
80 89 conserved protein_state Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
90 95 water chemical Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
108 111 CDR structure_element Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
112 114 H3 structure_element Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
145 155 structures evidence Also, it is worth noting that only one of these structures, H1-69:L4-1, has the conserved water molecule in CDR H3 observed in the 4DN3 and 4DN4 structures. RESULTS
24 27 Fab structure_element In fact, it is the only Fab in the set that has a water molecule present at this site. RESULTS
50 55 water chemical In fact, it is the only Fab in the set that has a water molecule present at this site. RESULTS
4 7 CDR structure_element The CDR H3 for this structure is shown in Fig. S3. RESULTS
8 10 H3 structure_element The CDR H3 for this structure is shown in Fig. S3. RESULTS
20 29 structure evidence The CDR H3 for this structure is shown in Fig. S3. RESULTS
16 20 Fabs structure_element The remaining 8 Fabs can be grouped into 5 different conformational classes. RESULTS
13 17 Fabs structure_element Three of the Fabs, H3-23:L1-39, H3-23:L4-1 and H3-53:L1-39, have distinctive conformations. RESULTS
19 30 H3-23:L1-39 complex_assembly Three of the Fabs, H3-23:L1-39, H3-23:L4-1 and H3-53:L1-39, have distinctive conformations. RESULTS
32 42 H3-23:L4-1 complex_assembly Three of the Fabs, H3-23:L1-39, H3-23:L4-1 and H3-53:L1-39, have distinctive conformations. RESULTS
47 58 H3-53:L1-39 complex_assembly Three of the Fabs, H3-23:L1-39, H3-23:L4-1 and H3-53:L1-39, have distinctive conformations. RESULTS
4 16 stem regions structure_element The stem regions in these 3 cases are in the ‘kinked’ conformation consistent with that observed for 4DN3. RESULTS
46 52 kinked protein_state The stem regions in these 3 cases are in the ‘kinked’ conformation consistent with that observed for 4DN3. RESULTS
19 23 Fabs structure_element The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
25 35 H5-51:L4-1 complex_assembly The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
48 59 H1-69:L3-20 complex_assembly The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
75 85 H3-53:L4-1 complex_assembly The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
104 107 CDR structure_element The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
108 110 H3 structure_element The five remaining Fabs, H5-51:L4-1 (2 copies), H1-69:L3-20 (2 copies) and H3-53:L4-1, have 3 different CDR H3 conformations (Fig. S4). RESULTS
4 16 stem regions structure_element The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
20 23 CDR structure_element The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
24 26 H3 structure_element The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
35 45 H5-51:L4-1 complex_assembly The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
46 50 Fabs structure_element The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
63 69 kinked protein_state The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
118 129 H1-69:L3-20 complex_assembly The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
139 149 H3-53:L4-1 complex_assembly The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
162 170 extended protein_state The stem regions of CDR H3 for the H5-51:L4-1 Fabs are in the ‘kinked’ conformation while, surprisingly, those of the H1-69:L3-20 pair and H3-53:L4-1 are in the ‘extended’ conformation (Fig. 7B). RESULTS
0 5 VH:VL complex_assembly VH:VL domain packing RESULTS
4 6 VH structure_element The VH and VL domains have a β-sandwich structure (also often referred as a Greek key motif) and each is composed of a 4-stranded and a 5-stranded antiparallel β-sheets. RESULTS
11 13 VL structure_element The VH and VL domains have a β-sandwich structure (also often referred as a Greek key motif) and each is composed of a 4-stranded and a 5-stranded antiparallel β-sheets. RESULTS
29 49 β-sandwich structure structure_element The VH and VL domains have a β-sandwich structure (also often referred as a Greek key motif) and each is composed of a 4-stranded and a 5-stranded antiparallel β-sheets. RESULTS
76 91 Greek key motif structure_element The VH and VL domains have a β-sandwich structure (also often referred as a Greek key motif) and each is composed of a 4-stranded and a 5-stranded antiparallel β-sheets. RESULTS
119 168 4-stranded and a 5-stranded antiparallel β-sheets structure_element The VH and VL domains have a β-sandwich structure (also often referred as a Greek key motif) and each is composed of a 4-stranded and a 5-stranded antiparallel β-sheets. RESULTS
44 63 5-stranded β-sheets structure_element The two domains pack together such that the 5-stranded β-sheets, which have hydrophobic surfaces, interact with each other bringing the CDRs from both the VH and VL domains into close proximity. RESULTS
136 140 CDRs structure_element The two domains pack together such that the 5-stranded β-sheets, which have hydrophobic surfaces, interact with each other bringing the CDRs from both the VH and VL domains into close proximity. RESULTS
155 157 VH structure_element The two domains pack together such that the 5-stranded β-sheets, which have hydrophobic surfaces, interact with each other bringing the CDRs from both the VH and VL domains into close proximity. RESULTS
162 164 VL structure_element The two domains pack together such that the 5-stranded β-sheets, which have hydrophobic surfaces, interact with each other bringing the CDRs from both the VH and VL domains into close proximity. RESULTS
65 81 domain interface site The domain packing of the variants was assessed by computing the domain interface interactions, the VH:VL tilt angles, the buried surface area and surface complementarity. RESULTS
100 105 VH:VL complex_assembly The domain packing of the variants was assessed by computing the domain interface interactions, the VH:VL tilt angles, the buried surface area and surface complementarity. RESULTS
106 117 tilt angles evidence The domain packing of the variants was assessed by computing the domain interface interactions, the VH:VL tilt angles, the buried surface area and surface complementarity. RESULTS
0 15 VH:VL interface site VH:VL interface amino acid residue interactions RESULTS
4 13 conserved protein_state The conserved VH:VL interactions as viewed along the VH/VL axis. FIG
14 19 VH:VL complex_assembly The conserved VH:VL interactions as viewed along the VH/VL axis. FIG
53 55 VH structure_element The conserved VH:VL interactions as viewed along the VH/VL axis. FIG
56 58 VL structure_element The conserved VH:VL interactions as viewed along the VH/VL axis. FIG
4 6 VH structure_element The VH residues are in blue, the VL residues are in orange. FIG
33 35 VL structure_element The VH residues are in blue, the VL residues are in orange. FIG
4 19 VH:VL interface site The VH:VL interface is pseudosymmetric, and involves 2 stretches of the polypeptide chain from each domain, namely CDR3 and the framework region between CDRs 1 and 2. RESULTS
23 38 pseudosymmetric protein_state The VH:VL interface is pseudosymmetric, and involves 2 stretches of the polypeptide chain from each domain, namely CDR3 and the framework region between CDRs 1 and 2. RESULTS
115 119 CDR3 structure_element The VH:VL interface is pseudosymmetric, and involves 2 stretches of the polypeptide chain from each domain, namely CDR3 and the framework region between CDRs 1 and 2. RESULTS
128 144 framework region structure_element The VH:VL interface is pseudosymmetric, and involves 2 stretches of the polypeptide chain from each domain, namely CDR3 and the framework region between CDRs 1 and 2. RESULTS
153 165 CDRs 1 and 2 structure_element The VH:VL interface is pseudosymmetric, and involves 2 stretches of the polypeptide chain from each domain, namely CDR3 and the framework region between CDRs 1 and 2. RESULTS
21 44 antiparallel β-hairpins structure_element These stretches form antiparallel β-hairpins within the internal 5-stranded β-sheet. RESULTS
65 83 5-stranded β-sheet structure_element These stretches form antiparallel β-hairpins within the internal 5-stranded β-sheet. RESULTS
110 114 Fabs structure_element There are a few principal inter-domain interactions that are conserved not only in the experimental set of 16 Fabs, but in all human antibodies. RESULTS
127 132 human species There are a few principal inter-domain interactions that are conserved not only in the experimental set of 16 Fabs, but in all human antibodies. RESULTS
133 143 antibodies protein_type There are a few principal inter-domain interactions that are conserved not only in the experimental set of 16 Fabs, but in all human antibodies. RESULTS
29 42 hydrogen bond bond_interaction They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
51 52 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
53 58 Gln38 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
63 64 H structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
65 70 Gln39 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
75 76 H structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
77 82 Leu45 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
88 106 hydrophobic pocket site They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
115 116 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
117 122 Phe98 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
124 125 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
126 131 Tyr87 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
136 137 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
138 143 Pro44 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
148 149 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
150 155 Pro44 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
172 173 H structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
174 180 Trp103 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
189 190 L structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
191 196 Ala43 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
218 219 H structure_element They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
220 225 Tyr91 residue_name_number They include: 1) a bidentate hydrogen bond between L-Gln38 and H-Gln39; 2) H-Leu45 in a hydrophobic pocket between L-Phe98, L-Tyr87 and L-Pro44; 3) L-Pro44 stacked against H-Trp103; and 4) L-Ala43 opposite the face of H-Tyr91 (Fig. 8). RESULTS
22 23 L structure_element With the exception of L-Ala43, all other residues are conserved in human germlines. RESULTS
24 29 Ala43 residue_name_number With the exception of L-Ala43, all other residues are conserved in human germlines. RESULTS
67 72 human species With the exception of L-Ala43, all other residues are conserved in human germlines. RESULTS
9 11 43 residue_number Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
45 48 Ser residue_name Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
50 53 Val residue_name Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
57 60 Pro residue_name Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
68 72 L4-1 mutant Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
83 106 hydrophobic interaction bond_interaction Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
112 113 H structure_element Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
114 119 Tyr91 residue_name_number Position 43 may be alternatively occupied by Ser, Val or Pro (as in L4-1), but the hydrophobic interaction with H-Tyr91 is preserved. RESULTS
56 61 VH:VL complex_assembly These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
62 67 dimer oligomeric_state These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
87 101 VH-VL contacts site These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
149 153 CDRs structure_element These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
154 156 H3 structure_element These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
161 163 L3 structure_element These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
186 201 VH:VL interface site These core interactions provide enough stability to the VH:VL dimer so that additional VH-VL contacts can tolerate amino acid sequence variations in CDRs H3 and L3 that form part of the VH:VL interface. RESULTS
16 27 20 residues residue_range In total, about 20 residues are involved in the VH:VL interactions on each side (FigS5). RESULTS
48 53 VH:VL complex_assembly In total, about 20 residues are involved in the VH:VL interactions on each side (FigS5). RESULTS
24 41 framework regions structure_element Half of them are in the framework regions and those residues (except residue 61 in HC, which is actually in CDR2 in Kabat's definition) are conserved in the set of 16 Fabs. RESULTS
77 79 61 residue_number Half of them are in the framework regions and those residues (except residue 61 in HC, which is actually in CDR2 in Kabat's definition) are conserved in the set of 16 Fabs. RESULTS
83 85 HC structure_element Half of them are in the framework regions and those residues (except residue 61 in HC, which is actually in CDR2 in Kabat's definition) are conserved in the set of 16 Fabs. RESULTS
108 112 CDR2 structure_element Half of them are in the framework regions and those residues (except residue 61 in HC, which is actually in CDR2 in Kabat's definition) are conserved in the set of 16 Fabs. RESULTS
167 171 Fabs structure_element Half of them are in the framework regions and those residues (except residue 61 in HC, which is actually in CDR2 in Kabat's definition) are conserved in the set of 16 Fabs. RESULTS
25 26 H structure_element One notable exception is H-Trp47, which exhibits 2 conformations of the indole ring. RESULTS
27 32 Trp47 residue_name_number One notable exception is H-Trp47, which exhibits 2 conformations of the indole ring. RESULTS
15 25 structures evidence In most of the structures, it has the χ2 angle of ∼80°, while the ring is flipped over (χ2 = −100°) in H5-51:L3:11 and H5-51:L3-20. RESULTS
38 40 χ2 evidence In most of the structures, it has the χ2 angle of ∼80°, while the ring is flipped over (χ2 = −100°) in H5-51:L3:11 and H5-51:L3-20. RESULTS
88 90 χ2 evidence In most of the structures, it has the χ2 angle of ∼80°, while the ring is flipped over (χ2 = −100°) in H5-51:L3:11 and H5-51:L3-20. RESULTS
103 114 H5-51:L3:11 complex_assembly In most of the structures, it has the χ2 angle of ∼80°, while the ring is flipped over (χ2 = −100°) in H5-51:L3:11 and H5-51:L3-20. RESULTS
119 130 H5-51:L3-20 complex_assembly In most of the structures, it has the χ2 angle of ∼80°, while the ring is flipped over (χ2 = −100°) in H5-51:L3:11 and H5-51:L3-20. RESULTS
36 46 structures evidence Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
61 68 missing protein_state Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
72 75 CDR structure_element Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
76 78 H3 structure_element Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
114 124 structures evidence Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
179 188 structure evidence Interestingly, these are the only 2 structures with residues missing in CDR H3 because of disorder, although both structures are determined at high resolution and the rest of the structure is well defined. RESULTS
30 33 CDR structure_element Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
34 36 H3 structure_element Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
46 51 VH:VL complex_assembly Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
87 93 stable protein_state Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
110 113 CDR structure_element Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
114 116 H3 structure_element Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
207 208 H structure_element Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
209 214 Trp47 residue_name_number Apparently, residues flanking CDR H3 in the 2 VH:VL pairings are inconsistent with any stable conformation of CDR H3, which translates into a less restricted conformational space for some of them, including H-Trp47. RESULTS
0 5 VH:VL complex_assembly VH:VL tilt angles RESULTS
6 17 tilt angles evidence VH:VL tilt angles RESULTS
28 30 VH structure_element The relative orientation of VH and VL has been measured in a number of different ways. RESULTS
35 37 VL structure_element The relative orientation of VH and VL has been measured in a number of different ways. RESULTS
24 32 ABangles experimental_method The first approach uses ABangles, the results of which are shown in Table S2. RESULTS
9 12 LCs structure_element The four LCs all are classified as Type A because they have a proline at position 44, and the results for each orientation parameter are within the range of values of this type reported by Dunbar and co-workers. RESULTS
62 69 proline residue_name The four LCs all are classified as Type A because they have a proline at position 44, and the results for each orientation parameter are within the range of values of this type reported by Dunbar and co-workers. RESULTS
82 84 44 residue_number The four LCs all are classified as Type A because they have a proline at position 44, and the results for each orientation parameter are within the range of values of this type reported by Dunbar and co-workers. RESULTS
111 132 orientation parameter evidence The four LCs all are classified as Type A because they have a proline at position 44, and the results for each orientation parameter are within the range of values of this type reported by Dunbar and co-workers. RESULTS
48 52 Fabs structure_element In fact, the parameter values for the set of 16 Fabs are in the middle of the distribution observed for 351 non-redundant antibody structures determined at 3.0 Å resolution or better. RESULTS
122 130 antibody protein_type In fact, the parameter values for the set of 16 Fabs are in the middle of the distribution observed for 351 non-redundant antibody structures determined at 3.0 Å resolution or better. RESULTS
131 141 structures evidence In fact, the parameter values for the set of 16 Fabs are in the middle of the distribution observed for 351 non-redundant antibody structures determined at 3.0 Å resolution or better. RESULTS
22 25 HC1 structure_element The only exception is HC1, which is shifted toward smaller angles with the mean value of 70.8° as compared to the distribution centered at 72° for the entire PDB. RESULTS
41 44 CDR structure_element This probably reflects the invariance of CDR H3 in the current set as opposed to the CDR H3 diversity in the PDB. RESULTS
45 47 H3 structure_element This probably reflects the invariance of CDR H3 in the current set as opposed to the CDR H3 diversity in the PDB. RESULTS
85 88 CDR structure_element This probably reflects the invariance of CDR H3 in the current set as opposed to the CDR H3 diversity in the PDB. RESULTS
89 91 H3 structure_element This probably reflects the invariance of CDR H3 in the current set as opposed to the CDR H3 diversity in the PDB. RESULTS
39 50 tilt angles evidence The second approach used for comparing tilt angles involved computing the difference in the tilt angles between all pairs of structures. RESULTS
74 84 difference evidence The second approach used for comparing tilt angles involved computing the difference in the tilt angles between all pairs of structures. RESULTS
92 103 tilt angles evidence The second approach used for comparing tilt angles involved computing the difference in the tilt angles between all pairs of structures. RESULTS
125 135 structures evidence The second approach used for comparing tilt angles involved computing the difference in the tilt angles between all pairs of structures. RESULTS
4 14 structures evidence For structures with 2 copies of the Fab in the asymmetric unit, only one structure was used. RESULTS
36 39 Fab structure_element For structures with 2 copies of the Fab in the asymmetric unit, only one structure was used. RESULTS
73 82 structure evidence For structures with 2 copies of the Fab in the asymmetric unit, only one structure was used. RESULTS
36 40 Fabs structure_element The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
53 62 structure evidence The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
76 87 H1-69:L3-20 complex_assembly The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
98 109 H1-69:L3-11 complex_assembly The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
120 130 H3-23:L4-1 complex_assembly The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
141 152 H3-23:L3-11 complex_assembly The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
167 177 H5-51:L4-1 complex_assembly The differences between independent Fabs in the same structure are 4.9° for H1-69:L3-20, 1.6° for H1-69:L3-11, 1.4° for H3-23:L4-1, 3.3° for H3-23:L3-11, and 2.5° for H5-51:L4-1. RESULTS
22 33 H1-69:L3-20 complex_assembly With the exception of H1-69:L3-20, the angles are within the range of 2-3° as are observed in the identical structures in the PDB. RESULTS
108 118 structures evidence With the exception of H1-69:L3-20, the angles are within the range of 2-3° as are observed in the identical structures in the PDB. RESULTS
3 14 H1-69:L3-20 complex_assembly In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
27 31 Fabs structure_element In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
49 59 disordered protein_state In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
76 79 CDR structure_element In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
80 82 H2 structure_element In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
94 102 β-strand structure_element In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
113 118 55-60 residue_range In H1-69:L3-20, one of the Fabs is substantially disordered so that part of CDR H2 (the outer β-strand, residues 55-60) is completely missing. RESULTS
58 60 VH structure_element This kind of disorder may compromise the integrity of the VH domain and its interaction with the VL. RESULTS
97 99 VL structure_element This kind of disorder may compromise the integrity of the VH domain and its interaction with the VL. RESULTS
13 16 Fab structure_element Indeed, this Fab has the largest twist angle HC2 within the experimental set that exceeds the mean value by 2.5 standard deviations (Table S2). RESULTS
33 44 twist angle evidence Indeed, this Fab has the largest twist angle HC2 within the experimental set that exceeds the mean value by 2.5 standard deviations (Table S2). RESULTS
45 48 HC2 structure_element Indeed, this Fab has the largest twist angle HC2 within the experimental set that exceeds the mean value by 2.5 standard deviations (Table S2). RESULTS
79 92 superposition experimental_method An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
100 102 VH structure_element An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
118 129 H1-69:L3-20 complex_assembly An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
141 152 H5-51:L1-39 complex_assembly An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
158 160 VL structure_element An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
219 229 H1-69:L4-1 complex_assembly An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
241 252 H5-51:L1-39 complex_assembly An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
258 260 VL structure_element An illustration of the difference in tilt angle for 2 pairs of variants by the superposition of the VH domains of (A) H1-69:L3-20 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 10.5°) and (B) H1-69:L4-1 on that of H5-51:L1-39 (the VL domain is off by a rigid-body roatation of 1.6°). FIG
15 20 VH:VL complex_assembly Differences in VH:VL tilt angles. TABLE
21 32 tilt angles evidence Differences in VH:VL tilt angles. TABLE
4 15 differences evidence The differences in the tilt angle are shown for all pairs of V regions in Table 3. RESULTS
23 33 tilt angle evidence The differences in the tilt angle are shown for all pairs of V regions in Table 3. RESULTS
61 70 V regions structure_element The differences in the tilt angle are shown for all pairs of V regions in Table 3. RESULTS
32 42 tilt angle evidence The smallest differences in the tilt angle are between the Fabs in isomorphous crystal forms. RESULTS
59 63 Fabs structure_element The smallest differences in the tilt angle are between the Fabs in isomorphous crystal forms. RESULTS
79 92 crystal forms evidence The smallest differences in the tilt angle are between the Fabs in isomorphous crystal forms. RESULTS
30 40 tilt angle evidence The largest deviations in the tilt angle, up to 11.0°, are found for 2 structures, H1-69:L3-20 and H3-23:L3-20, that stand out from the other Fabs. RESULTS
71 81 structures evidence The largest deviations in the tilt angle, up to 11.0°, are found for 2 structures, H1-69:L3-20 and H3-23:L3-20, that stand out from the other Fabs. RESULTS
83 94 H1-69:L3-20 complex_assembly The largest deviations in the tilt angle, up to 11.0°, are found for 2 structures, H1-69:L3-20 and H3-23:L3-20, that stand out from the other Fabs. RESULTS
99 110 H3-23:L3-20 complex_assembly The largest deviations in the tilt angle, up to 11.0°, are found for 2 structures, H1-69:L3-20 and H3-23:L3-20, that stand out from the other Fabs. RESULTS
142 146 Fabs structure_element The largest deviations in the tilt angle, up to 11.0°, are found for 2 structures, H1-69:L3-20 and H3-23:L3-20, that stand out from the other Fabs. RESULTS
13 23 structures evidence One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
25 36 H1-69:L3-20 complex_assembly One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
46 49 CDR structure_element One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
50 52 H3 structure_element One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
61 69 extended protein_state One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
120 126 kinked protein_state One of the 2 structures, H1-69:L3-20, has its CDR H3 in the ‘extended’ conformation; the other structure has it in the ‘kinked’ conformation. RESULTS
76 87 tilt angles evidence Two examples illustrating large (10.5°) and small (1.6°) differences in the tilt angles are shown in Fig. 9. RESULTS
0 5 VH:VL complex_assembly VH:VL buried surface area and complementarity RESULTS
0 5 VH:VL complex_assembly VH:VL surface areas and surface complementarity. TABLE
25 28 CDR structure_element Some side chain atoms in CDR H3 are missing. TABLE
29 31 H3 structure_element Some side chain atoms in CDR H3 are missing. TABLE
12 15 CDR structure_element Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
16 18 H3 structure_element Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
32 35 YGE structure_element Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
39 50 H5-51:L3-11 complex_assembly Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
52 55 GIY structure_element Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
59 70 H5-51:L3-20 complex_assembly Residues in CDR H3 are missing: YGE in H5-51:L3-11, GIY in H5-51:L3-20. TABLE
19 23 PISA experimental_method The results of the PISA contact surface calculation and surface complementarity calculation are shown in Table 4. RESULTS
24 51 contact surface calculation experimental_method The results of the PISA contact surface calculation and surface complementarity calculation are shown in Table 4. RESULTS
56 91 surface complementarity calculation experimental_method The results of the PISA contact surface calculation and surface complementarity calculation are shown in Table 4. RESULTS
4 13 interface site The interface areas are calculated as the average of the VH and VL contact surfaces. RESULTS
57 83 VH and VL contact surfaces site The interface areas are calculated as the average of the VH and VL contact surfaces. RESULTS
14 24 structures evidence Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
30 33 CDR structure_element Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
34 36 H3 structure_element Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
70 77 missing protein_state Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
99 109 interfaces site Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
148 158 structures evidence Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
164 172 complete protein_state Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
173 177 CDRs structure_element Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
212 216 Fabs structure_element Six of the 16 structures have CDR H3 side chains or complete residues missing, and therefore their interfaces are much smaller than in the other 10 structures with complete CDRs (the results are provided for all Fabs for completeness). RESULTS
10 18 complete protein_state Among the complete structures, the interface areas range from 684 to 836 Å2. RESULTS
19 29 structures evidence Among the complete structures, the interface areas range from 684 to 836 Å2. RESULTS
35 44 interface site Among the complete structures, the interface areas range from 684 to 836 Å2. RESULTS
21 31 structures evidence Interestingly, the 2 structures that have the largest tilt angle differences with the other variants, H3-23:L3-20 and H1-69:L3-20, have the smallest VH:VL interfaces, 684 and 725 Å2, respectively. RESULTS
54 76 tilt angle differences evidence Interestingly, the 2 structures that have the largest tilt angle differences with the other variants, H3-23:L3-20 and H1-69:L3-20, have the smallest VH:VL interfaces, 684 and 725 Å2, respectively. RESULTS
102 113 H3-23:L3-20 complex_assembly Interestingly, the 2 structures that have the largest tilt angle differences with the other variants, H3-23:L3-20 and H1-69:L3-20, have the smallest VH:VL interfaces, 684 and 725 Å2, respectively. RESULTS
118 129 H1-69:L3-20 complex_assembly Interestingly, the 2 structures that have the largest tilt angle differences with the other variants, H3-23:L3-20 and H1-69:L3-20, have the smallest VH:VL interfaces, 684 and 725 Å2, respectively. RESULTS
149 165 VH:VL interfaces site Interestingly, the 2 structures that have the largest tilt angle differences with the other variants, H3-23:L3-20 and H1-69:L3-20, have the smallest VH:VL interfaces, 684 and 725 Å2, respectively. RESULTS
0 11 H3-23:L3-20 complex_assembly H3-23:L3-20 is also unique in that it has the lowest value (0.676) of surface complementarity. RESULTS
70 93 surface complementarity evidence H3-23:L3-20 is also unique in that it has the lowest value (0.676) of surface complementarity. RESULTS
0 20 Melting temperatures evidence Melting temperatures for the 16 Fabs. TABLE
32 36 Fabs structure_element Melting temperatures for the 16 Fabs. TABLE
14 16 Tm evidence Colors: blue (Tm < 70°C), green (70°C < Tm < 73°C), yellow (73°C < Tm < 78°C), orange (Tm > 78°C). TABLE
40 42 Tm evidence Colors: blue (Tm < 70°C), green (70°C < Tm < 73°C), yellow (73°C < Tm < 78°C), orange (Tm > 78°C). TABLE
67 69 Tm evidence Colors: blue (Tm < 70°C), green (70°C < Tm < 73°C), yellow (73°C < Tm < 78°C), orange (Tm > 78°C). TABLE
87 89 Tm evidence Colors: blue (Tm < 70°C), green (70°C < Tm < 73°C), yellow (73°C < Tm < 78°C), orange (Tm > 78°C). TABLE
0 20 Melting temperatures evidence Melting temperatures (Tm) were measured for all Fabs using differential scanning calorimetry (Table 5). RESULTS
22 24 Tm evidence Melting temperatures (Tm) were measured for all Fabs using differential scanning calorimetry (Table 5). RESULTS
48 52 Fabs structure_element Melting temperatures (Tm) were measured for all Fabs using differential scanning calorimetry (Table 5). RESULTS
59 92 differential scanning calorimetry experimental_method Melting temperatures (Tm) were measured for all Fabs using differential scanning calorimetry (Table 5). RESULTS
31 33 LC structure_element It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
39 43 Fabs structure_element It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
59 64 H1-69 mutant It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
69 74 H3-23 mutant It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
98 104 stable protein_state It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
131 136 H3-53 mutant It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
141 146 H5-51 mutant It appears that for each given LC, the Fabs with germlines H1-69 and H3-23 are substantially more stable than those with germlines H3-53 and H5-51. RESULTS
13 18 L1-39 mutant In addition, L1-39 provides a much higher degree of stabilization than the other 3 LC germlines when combined with any of the HCs. RESULTS
83 85 LC structure_element In addition, L1-39 provides a much higher degree of stabilization than the other 3 LC germlines when combined with any of the HCs. RESULTS
126 129 HCs structure_element In addition, L1-39 provides a much higher degree of stabilization than the other 3 LC germlines when combined with any of the HCs. RESULTS
17 19 Tm evidence As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
30 41 H1-69:L1-39 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
46 57 H3-23:L1-39 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
90 101 H3-53:L3-20 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
103 113 H3-53:L4-1 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
115 126 H5-51:L3-20 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
131 141 H5-51:L4-1 complex_assembly As a result, the Tm for pairs H1-69:L1-39 and H3-23:L1-39 is 12-13° higher than for pairs H3-53:L3-20, H3-53:L4-1, H5-51:L3-20 and H5-51:L4-1. RESULTS
89 107 crystal structures evidence These findings correlate well with the degree of conformational disorder observed in the crystal structures. RESULTS
9 12 CDR structure_element Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
13 15 H3 structure_element Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
42 52 disordered protein_state Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
78 82 Fabs structure_element Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
83 94 H5-51:L3-20 complex_assembly Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
99 110 H5-51:L3-11 complex_assembly Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
132 135 Tms evidence Parts of CDR H3 main chain are completely disordered, and were not modeled in Fabs H5-51:L3-20 and H5-51:L3-11 that have the lowest Tms in the set. RESULTS
3 19 electron density evidence No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
63 67 CDRs structure_element No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
68 70 H3 structure_element No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
75 77 L3 structure_element No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
85 89 Fabs structure_element No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
104 109 H3-53 mutant No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
148 164 variable domains structure_element No electron density is observed for a number of side chains in CDRs H3 and L3 in all Fabs with germline H3-53, which indicates loose packing of the variable domains. RESULTS
74 77 Tms evidence All those molecules are relatively unstable, as is reflected in their low Tms. RESULTS
30 65 systematic structural investigation experimental_method This is the first report of a systematic structural investigation of a phage germline library. DISCUSS
71 93 phage germline library experimental_method This is the first report of a systematic structural investigation of a phage germline library. DISCUSS
7 10 Fab structure_element The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
11 21 structures evidence The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
73 76 HCs structure_element The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
78 83 H1-69 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
85 90 H3-23 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
92 97 H3-53 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
103 108 H5-51 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
126 129 LCs structure_element The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
131 136 L1-39 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
138 143 L3-11 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
145 150 L3-20 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
155 159 L4-1 mutant The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
180 183 CDR structure_element The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
184 186 H3 structure_element The 16 Fab structures offer a unique look at all pairings of 4 different HCs (H1-69, H3-23, H3-53, and H5-51) and 4 different LCs (L1-39, L3-11, L3-20 and L4-1), all with the same CDR H3. DISCUSS
4 19 structural data evidence The structural data set taken as a whole provides insight into how the backbone conformations of the CDRs of a specific heavy or light chain vary when it is paired with 4 different light or heavy chains, respectively. DISCUSS
101 105 CDRs structure_element The structural data set taken as a whole provides insight into how the backbone conformations of the CDRs of a specific heavy or light chain vary when it is paired with 4 different light or heavy chains, respectively. DISCUSS
129 140 light chain structure_element The structural data set taken as a whole provides insight into how the backbone conformations of the CDRs of a specific heavy or light chain vary when it is paired with 4 different light or heavy chains, respectively. DISCUSS
190 202 heavy chains structure_element The structural data set taken as a whole provides insight into how the backbone conformations of the CDRs of a specific heavy or light chain vary when it is paired with 4 different light or heavy chains, respectively. DISCUSS
27 30 CDR structure_element A large variability in the CDR conformations for the sets of HCs and LCs is observed. DISCUSS
61 64 HCs structure_element A large variability in the CDR conformations for the sets of HCs and LCs is observed. DISCUSS
69 72 LCs structure_element A large variability in the CDR conformations for the sets of HCs and LCs is observed. DISCUSS
18 21 CDR structure_element In some cases the CDR conformations for all members of a set are virtually identical, for others subtle changes occur in a few members of a set, and in some cases larger deviations are observed within a set. DISCUSS
23 35 crystallized experimental_method The five variants that crystallized with 2 copies of the Fab in the asymmetric unit serve somewhat as controls for the influence of crystal packing on the conformations of the CDRs. DISCUSS
57 60 Fab structure_element The five variants that crystallized with 2 copies of the Fab in the asymmetric unit serve somewhat as controls for the influence of crystal packing on the conformations of the CDRs. DISCUSS
176 180 CDRs structure_element The five variants that crystallized with 2 copies of the Fab in the asymmetric unit serve somewhat as controls for the influence of crystal packing on the conformations of the CDRs. DISCUSS
17 27 structures evidence In four of the 5 structures the CDR conformations are consistent. DISCUSS
32 35 CDR structure_element In four of the 5 structures the CDR conformations are consistent. DISCUSS
26 37 H1-69:L3-20 complex_assembly In only one case, that of H1-69:L3-20 (the lowest resolution structure), do we see differences in the conformations of the 2 copies of CDRs H1 and L1. DISCUSS
61 70 structure evidence In only one case, that of H1-69:L3-20 (the lowest resolution structure), do we see differences in the conformations of the 2 copies of CDRs H1 and L1. DISCUSS
135 139 CDRs structure_element In only one case, that of H1-69:L3-20 (the lowest resolution structure), do we see differences in the conformations of the 2 copies of CDRs H1 and L1. DISCUSS
140 142 H1 structure_element In only one case, that of H1-69:L3-20 (the lowest resolution structure), do we see differences in the conformations of the 2 copies of CDRs H1 and L1. DISCUSS
147 149 L1 structure_element In only one case, that of H1-69:L3-20 (the lowest resolution structure), do we see differences in the conformations of the 2 copies of CDRs H1 and L1. DISCUSS
111 126 variable domain structure_element This variability is likely a result of 2 factors, crystal packing interactions and internal instability of the variable domain. DISCUSS
8 12 CDRs structure_element For the CDRs with canonical structures, the largest changes in conformation occur for CDR H1 of H1-69 and H3-53. DISCUSS
86 89 CDR structure_element For the CDRs with canonical structures, the largest changes in conformation occur for CDR H1 of H1-69 and H3-53. DISCUSS
90 92 H1 structure_element For the CDRs with canonical structures, the largest changes in conformation occur for CDR H1 of H1-69 and H3-53. DISCUSS
96 101 H1-69 mutant For the CDRs with canonical structures, the largest changes in conformation occur for CDR H1 of H1-69 and H3-53. DISCUSS
106 111 H3-53 mutant For the CDRs with canonical structures, the largest changes in conformation occur for CDR H1 of H1-69 and H3-53. DISCUSS
12 15 HCs structure_element The other 2 HCs, H3-23 and H5-51, have canonical structures that are remarkably well conserved (Fig. 1). DISCUSS
17 22 H3-23 mutant The other 2 HCs, H3-23 and H5-51, have canonical structures that are remarkably well conserved (Fig. 1). DISCUSS
27 32 H5-51 mutant The other 2 HCs, H3-23 and H5-51, have canonical structures that are remarkably well conserved (Fig. 1). DISCUSS
69 94 remarkably well conserved protein_state The other 2 HCs, H3-23 and H5-51, have canonical structures that are remarkably well conserved (Fig. 1). DISCUSS
9 12 HCs structure_element Of the 4 HCs, H1-69 has the greatest number of canonical structure assignments (Table 2). DISCUSS
14 19 H1-69 mutant Of the 4 HCs, H1-69 has the greatest number of canonical structure assignments (Table 2). DISCUSS
0 5 H1-69 mutant H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
36 43 glycine residue_name H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
66 68 26 residue_number H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
73 75 27 residue_number H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
96 118 conformational freedom protein_state H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
122 125 CDR structure_element H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
126 128 H1 structure_element H1-69 is unique in having a pair of glycine residues at positions 26 and 27, which provide more conformational freedom in CDR H1. DISCUSS
8 16 IGHV1-69 mutant Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
44 47 VH4 structure_element Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
70 78 glycines residue_name Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
82 85 CDR structure_element Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
86 88 H1 structure_element Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
141 166 conformationally unstable protein_state Besides IGHV1-69, only the germlines of the VH4 family possess double glycines in CDR H1, and it will be interesting to see if they are also conformationally unstable. DISCUSS
14 19 VH:VL complex_assembly Having all 16 VH:VL pairs with the same CDR H3 provides some insights into why molecular modeling efforts of CDR H3 have proven so difficult. DISCUSS
40 43 CDR structure_element Having all 16 VH:VL pairs with the same CDR H3 provides some insights into why molecular modeling efforts of CDR H3 have proven so difficult. DISCUSS
44 46 H3 structure_element Having all 16 VH:VL pairs with the same CDR H3 provides some insights into why molecular modeling efforts of CDR H3 have proven so difficult. DISCUSS
109 112 CDR structure_element Having all 16 VH:VL pairs with the same CDR H3 provides some insights into why molecular modeling efforts of CDR H3 have proven so difficult. DISCUSS
113 115 H3 structure_element Having all 16 VH:VL pairs with the same CDR H3 provides some insights into why molecular modeling efforts of CDR H3 have proven so difficult. DISCUSS
69 73 Fabs structure_element As mentioned in the Results section, this data set is composed of 21 Fabs, since 5 of the 16 variants have 2 Fab copies in the asymmetric unit. DISCUSS
109 112 Fab structure_element As mentioned in the Results section, this data set is composed of 21 Fabs, since 5 of the 16 variants have 2 Fab copies in the asymmetric unit. DISCUSS
11 15 Fabs structure_element For the 18 Fabs with complete backbone atoms for CDR H3, 10 have conformations similar to that of the parent, while the others have significantly different conformations (Fig. 6). DISCUSS
49 52 CDR structure_element For the 18 Fabs with complete backbone atoms for CDR H3, 10 have conformations similar to that of the parent, while the others have significantly different conformations (Fig. 6). DISCUSS
53 55 H3 structure_element For the 18 Fabs with complete backbone atoms for CDR H3, 10 have conformations similar to that of the parent, while the others have significantly different conformations (Fig. 6). DISCUSS
28 31 CDR structure_element Thus, it is likely that the CDR H3 conformation is dependent upon 2 dominating factors: 1) amino acid sequence; and 2) VH and VL context. DISCUSS
32 34 H3 structure_element Thus, it is likely that the CDR H3 conformation is dependent upon 2 dominating factors: 1) amino acid sequence; and 2) VH and VL context. DISCUSS
119 121 VH structure_element Thus, it is likely that the CDR H3 conformation is dependent upon 2 dominating factors: 1) amino acid sequence; and 2) VH and VL context. DISCUSS
126 128 VL structure_element Thus, it is likely that the CDR H3 conformation is dependent upon 2 dominating factors: 1) amino acid sequence; and 2) VH and VL context. DISCUSS
103 108 VH:VL complex_assembly More than half of the variants retain the conformation of the parent despite having differences in the VH:VL pairing. DISCUSS
23 33 structures evidence This subset includes 2 structures with 2 copies of the Fab in the asymmetric unit, all of which are nearly identical in conformation. DISCUSS
55 58 Fab structure_element This subset includes 2 structures with 2 copies of the Fab in the asymmetric unit, all of which are nearly identical in conformation. DISCUSS
16 26 structures evidence The remaining 8 structures exhibit “non-parental” conformations, indicating that the VH and VL context can also be a dominating factor influencing CDR H3. DISCUSS
85 87 VH structure_element The remaining 8 structures exhibit “non-parental” conformations, indicating that the VH and VL context can also be a dominating factor influencing CDR H3. DISCUSS
92 94 VL structure_element The remaining 8 structures exhibit “non-parental” conformations, indicating that the VH and VL context can also be a dominating factor influencing CDR H3. DISCUSS
147 150 CDR structure_element The remaining 8 structures exhibit “non-parental” conformations, indicating that the VH and VL context can also be a dominating factor influencing CDR H3. DISCUSS
151 153 H3 structure_element The remaining 8 structures exhibit “non-parental” conformations, indicating that the VH and VL context can also be a dominating factor influencing CDR H3. DISCUSS
23 33 structures evidence This subset also has 2 structures with 2 Fab copies in the asymmetric unit. DISCUSS
41 44 Fab structure_element This subset also has 2 structures with 2 Fab copies in the asymmetric unit. DISCUSS
65 77 stem regions structure_element Interestingly, as described earlier, these 2 pairs differ in the stem regions with the H1-69:L3-20 pair in the ‘extended’ conformation and H5-51:L4-1 pair in the ‘kinked’ conformation. DISCUSS
87 98 H1-69:L3-20 complex_assembly Interestingly, as described earlier, these 2 pairs differ in the stem regions with the H1-69:L3-20 pair in the ‘extended’ conformation and H5-51:L4-1 pair in the ‘kinked’ conformation. DISCUSS
112 120 extended protein_state Interestingly, as described earlier, these 2 pairs differ in the stem regions with the H1-69:L3-20 pair in the ‘extended’ conformation and H5-51:L4-1 pair in the ‘kinked’ conformation. DISCUSS
139 149 H5-51:L4-1 complex_assembly Interestingly, as described earlier, these 2 pairs differ in the stem regions with the H1-69:L3-20 pair in the ‘extended’ conformation and H5-51:L4-1 pair in the ‘kinked’ conformation. DISCUSS
163 169 kinked protein_state Interestingly, as described earlier, these 2 pairs differ in the stem regions with the H1-69:L3-20 pair in the ‘extended’ conformation and H5-51:L4-1 pair in the ‘kinked’ conformation. DISCUSS
4 7 CDR structure_element The CDR H3 conformational analysis shows that, for each set of variants of one HC paired with the 4 different LCs, both “parental” and “non-parental” conformations are observed. DISCUSS
8 10 H3 structure_element The CDR H3 conformational analysis shows that, for each set of variants of one HC paired with the 4 different LCs, both “parental” and “non-parental” conformations are observed. DISCUSS
11 34 conformational analysis experimental_method The CDR H3 conformational analysis shows that, for each set of variants of one HC paired with the 4 different LCs, both “parental” and “non-parental” conformations are observed. DISCUSS
79 81 HC structure_element The CDR H3 conformational analysis shows that, for each set of variants of one HC paired with the 4 different LCs, both “parental” and “non-parental” conformations are observed. DISCUSS
110 113 LCs structure_element The CDR H3 conformational analysis shows that, for each set of variants of one HC paired with the 4 different LCs, both “parental” and “non-parental” conformations are observed. DISCUSS
74 76 LC structure_element The same variability is observed for the sets of variants composed of one LC paired with each of the 4 HCs. DISCUSS
103 106 HCs structure_element The same variability is observed for the sets of variants composed of one LC paired with each of the 4 HCs. DISCUSS
64 66 HC structure_element Thus, no patterns of conformational preference for a particular HC or LC emerge to shed any direct light on what drives the conformational differences. DISCUSS
70 72 LC structure_element Thus, no patterns of conformational preference for a particular HC or LC emerge to shed any direct light on what drives the conformational differences. DISCUSS
65 67 H3 structure_element This finding supports the hypothesis of Weitzner et al. that the H3 conformation is controlled both by its sequence and its environment. DISCUSS
49 59 tilt angle evidence In looking at a possible correlation between the tilt angle and the conformation of CDR H3, no clear trends are observed. DISCUSS
84 87 CDR structure_element In looking at a possible correlation between the tilt angle and the conformation of CDR H3, no clear trends are observed. DISCUSS
88 90 H3 structure_element In looking at a possible correlation between the tilt angle and the conformation of CDR H3, no clear trends are observed. DISCUSS
14 25 H1-69:L3-20 complex_assembly Two variants, H1-69:L3-20 and H3-23:L3-20, have the largest differences in the tilt angles compared to other variants as seen in Table 3. DISCUSS
30 41 H3-23:L3-20 complex_assembly Two variants, H1-69:L3-20 and H3-23:L3-20, have the largest differences in the tilt angles compared to other variants as seen in Table 3. DISCUSS
13 18 VH:VL complex_assembly The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
19 41 orientation parameters evidence The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
52 56 Fabs structure_element The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
85 94 deviation evidence The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
98 100 HL structure_element The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
102 105 LC1 structure_element The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
110 113 HC2 structure_element The absolute VH:VL orientation parameters for the 2 Fabs (Table S2) show significant deviation in HL, LC1 and HC2 values (2-3 standard deviations from the mean). DISCUSS
21 32 H3-23:L3-20 complex_assembly One of the variants, H3-23:L3-20, has the CDR H3 conformation similar to the parent, but the other, H1-69:L3-20, is different. DISCUSS
42 45 CDR structure_element One of the variants, H3-23:L3-20, has the CDR H3 conformation similar to the parent, but the other, H1-69:L3-20, is different. DISCUSS
46 48 H3 structure_element One of the variants, H3-23:L3-20, has the CDR H3 conformation similar to the parent, but the other, H1-69:L3-20, is different. DISCUSS
100 111 H1-69:L3-20 complex_assembly One of the variants, H3-23:L3-20, has the CDR H3 conformation similar to the parent, but the other, H1-69:L3-20, is different. DISCUSS
49 60 H1-69:L3-20 complex_assembly As noted in the Results section, the 2 variants, H1-69:L3-20 and H3-23:L3-20, are outliers in terms of the tilt angle; at the same time, both have the smallest VH:VL interface. DISCUSS
65 76 H3-23:L3-20 complex_assembly As noted in the Results section, the 2 variants, H1-69:L3-20 and H3-23:L3-20, are outliers in terms of the tilt angle; at the same time, both have the smallest VH:VL interface. DISCUSS
107 117 tilt angle evidence As noted in the Results section, the 2 variants, H1-69:L3-20 and H3-23:L3-20, are outliers in terms of the tilt angle; at the same time, both have the smallest VH:VL interface. DISCUSS
160 175 VH:VL interface site As noted in the Results section, the 2 variants, H1-69:L3-20 and H3-23:L3-20, are outliers in terms of the tilt angle; at the same time, both have the smallest VH:VL interface. DISCUSS
14 24 interfaces site These smaller interfaces may perhaps translate to a significant deviation in how VH is oriented relative to VL than the other variants. DISCUSS
81 83 VH structure_element These smaller interfaces may perhaps translate to a significant deviation in how VH is oriented relative to VL than the other variants. DISCUSS
108 110 VL structure_element These smaller interfaces may perhaps translate to a significant deviation in how VH is oriented relative to VL than the other variants. DISCUSS
76 81 VH:VL complex_assembly These deviations from the other variants can also be seen to some extent in VH:VL orientation parameters in Table S2, as well as in the smaller number of residues involved in the VH:VL interfaces of these 2 variants (Fig. S5). DISCUSS
179 195 VH:VL interfaces site These deviations from the other variants can also be seen to some extent in VH:VL orientation parameters in Table S2, as well as in the smaller number of residues involved in the VH:VL interfaces of these 2 variants (Fig. S5). DISCUSS
64 68 CDRs structure_element These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
84 87 CDR structure_element These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
88 90 H1 structure_element These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
105 108 CDR structure_element These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
109 111 L1 structure_element These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
150 158 glycines residue_name These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
172 179 serines residue_name These differences undoubtedly influence the conformation of the CDRs, in particular CDR H1 (Fig. 1A) and CDR L1 (Fig. 3C), especially with the tandem glycines and multiple serines present, respectively. DISCUSS
38 48 antibodies protein_type Pairing of different germlines yields antibodies with various degrees of stability. DISCUSS
20 40 melting temperatures evidence As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
52 57 H1-69 mutant As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
62 67 H3-23 mutant As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
72 74 HC structure_element As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
88 93 L1-39 mutant As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
98 100 LC structure_element As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
114 120 stable protein_state As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
121 125 Fabs structure_element As indicated by the melting temperatures, germlines H1-69 and H3-23 for HC and germline L1-39 for LC produce more stable Fabs compared to the other germlines in the experimental set. DISCUSS
52 54 LC structure_element One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
64 69 L1-39 mutant One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
78 81 CDR structure_element One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
82 84 L3 structure_element One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
119 121 91 residue_number One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
126 128 94 residue_number One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
168 171 CDR structure_element One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
172 174 H3 structure_element One possible explanation of the clear preference of LC germline L1-39 is that CDR L3 has smaller residues at positions 91 and 94, allowing for more room to accommodate CDR H3. DISCUSS
37 40 Tyr residue_name Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
42 45 Arg residue_name Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
50 53 Trp residue_name Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
83 88 L1-39 mutant Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
93 96 Ser residue_name Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
101 104 Thr residue_name Other germlines have bulky residues, Tyr, Arg and Trp, at these positions, whereas L1-39 has Ser and Thr. DISCUSS
47 49 VL structure_element Various combinations of germline sequences for VL and VH impose certain constraints on CDR H3, which has to adapt to the environment. DISCUSS
54 56 VH structure_element Various combinations of germline sequences for VL and VH impose certain constraints on CDR H3, which has to adapt to the environment. DISCUSS
87 90 CDR structure_element Various combinations of germline sequences for VL and VH impose certain constraints on CDR H3, which has to adapt to the environment. DISCUSS
91 93 H3 structure_element Various combinations of germline sequences for VL and VH impose certain constraints on CDR H3, which has to adapt to the environment. DISCUSS
7 14 compact protein_state A more compact CDR L3 may be beneficial in this situation. DISCUSS
15 18 CDR structure_element A more compact CDR L3 may be beneficial in this situation. DISCUSS
19 21 L3 structure_element A more compact CDR L3 may be beneficial in this situation. DISCUSS
43 45 LC structure_element At the other end of the stability range is LC germline L3-20, which yields antibodies with the lowest Tms. DISCUSS
55 60 L3-20 mutant At the other end of the stability range is LC germline L3-20, which yields antibodies with the lowest Tms. DISCUSS
75 85 antibodies protein_type At the other end of the stability range is LC germline L3-20, which yields antibodies with the lowest Tms. DISCUSS
102 105 Tms evidence At the other end of the stability range is LC germline L3-20, which yields antibodies with the lowest Tms. DISCUSS
20 25 H3-53 mutant While pairings with H3-53 and H5-51 may be safely called a mismatch, those with H1-69 and H3-23 have Tms about 5-6° higher. DISCUSS
30 35 H5-51 mutant While pairings with H3-53 and H5-51 may be safely called a mismatch, those with H1-69 and H3-23 have Tms about 5-6° higher. DISCUSS
80 85 H1-69 mutant While pairings with H3-53 and H5-51 may be safely called a mismatch, those with H1-69 and H3-23 have Tms about 5-6° higher. DISCUSS
90 95 H3-23 mutant While pairings with H3-53 and H5-51 may be safely called a mismatch, those with H1-69 and H3-23 have Tms about 5-6° higher. DISCUSS
101 104 Tms evidence While pairings with H3-53 and H5-51 may be safely called a mismatch, those with H1-69 and H3-23 have Tms about 5-6° higher. DISCUSS
17 21 Fabs structure_element Curiously, the 2 Fabs, H1-69:L3-20 and H3-23:L3-20, deviate markedly in their tilt angles from the rest of the panel. DISCUSS
23 34 H1-69:L3-20 complex_assembly Curiously, the 2 Fabs, H1-69:L3-20 and H3-23:L3-20, deviate markedly in their tilt angles from the rest of the panel. DISCUSS
39 50 H3-23:L3-20 complex_assembly Curiously, the 2 Fabs, H1-69:L3-20 and H3-23:L3-20, deviate markedly in their tilt angles from the rest of the panel. DISCUSS
78 89 tilt angles evidence Curiously, the 2 Fabs, H1-69:L3-20 and H3-23:L3-20, deviate markedly in their tilt angles from the rest of the panel. DISCUSS
40 51 tilt angles evidence It is possible that by adopting extreme tilt angles the structure modulates CDR H3 and its environment, which apparently cannot be achieved solely by conformational rearrangement of the CDR. DISCUSS
56 65 structure evidence It is possible that by adopting extreme tilt angles the structure modulates CDR H3 and its environment, which apparently cannot be achieved solely by conformational rearrangement of the CDR. DISCUSS
76 79 CDR structure_element It is possible that by adopting extreme tilt angles the structure modulates CDR H3 and its environment, which apparently cannot be achieved solely by conformational rearrangement of the CDR. DISCUSS
80 82 H3 structure_element It is possible that by adopting extreme tilt angles the structure modulates CDR H3 and its environment, which apparently cannot be achieved solely by conformational rearrangement of the CDR. DISCUSS
186 189 CDR structure_element It is possible that by adopting extreme tilt angles the structure modulates CDR H3 and its environment, which apparently cannot be achieved solely by conformational rearrangement of the CDR. DISCUSS
22 37 VH:VL interface site Note that most of the VH:VL interface residues are invariant; therefore, significant change of the tilt angle must come with a penalty in free energy. DISCUSS
15 25 antibodies protein_type Yet, for the 2 antibodies, the total gain in stability merits the domain repacking. DISCUSS
30 33 Fab structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
50 52 Tm evidence Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
98 100 HC structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
105 107 LC structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
108 124 variable domains structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
143 146 CDR structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
147 149 H3 structure_element Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
157 168 VH:VL cleft site Overall, the stability of the Fab, as measured by Tm, is a result of the mutual adjustment of the HC and LC variable domains and adjustment of CDR H3 to the VH:VL cleft. DISCUSS
167 176 structure evidence The final conformation represents an energetic minimum; however, in most cases it is very shallow, so that a single mutation can cause a dramatic rearrangement of the structure. DISCUSS
33 51 structural library experimental_method In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
100 103 HCs structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
109 112 LCs structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
132 135 CDR structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
136 138 H3 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
173 181 antibody protein_type In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
182 191 structure evidence In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
276 278 L1 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
280 282 L2 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
284 286 L3 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
288 290 H1 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
295 297 H2 structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
298 302 CDRs structure_element In summary, the analysis of this structural library of germline variants composed of all pairs of 4 HCs and 4LCs, all with the same CDR H3, offers some unique insights into antibody structure and how pairing and sequence may influence, or not, the canonical structures of the L1, L2, L3, H1 and H2 CDRs. DISCUSS
18 21 CDR structure_element Comparison of the CDR H3s reveals a large set of variants with conformations similar to the parent, while a second set has significant conformational variability, indicating that both the sequence and the structural context define the CDR H3 conformation. DISCUSS
22 25 H3s structure_element Comparison of the CDR H3s reveals a large set of variants with conformations similar to the parent, while a second set has significant conformational variability, indicating that both the sequence and the structural context define the CDR H3 conformation. DISCUSS
235 238 CDR structure_element Comparison of the CDR H3s reveals a large set of variants with conformations similar to the parent, while a second set has significant conformational variability, indicating that both the sequence and the structural context define the CDR H3 conformation. DISCUSS
239 241 H3 structure_element Comparison of the CDR H3s reveals a large set of variants with conformations similar to the parent, while a second set has significant conformational variability, indicating that both the sequence and the structural context define the CDR H3 conformation. DISCUSS
39 50 H1-69:L3-20 complex_assembly Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
55 65 H3-53:L4-1 complex_assembly Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
77 85 extended protein_state Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
87 98 stem region structure_element Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
140 146 kinked protein_state Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
148 159 stem region structure_element Quite unexpectedly, 2 of the variants, H1-69:L3-20 and H3-53:L4-1, have the ‘extended’ stem region differing from the other 14 that have a ‘kinked’ stem region. DISCUSS
45 48 CDR structure_element These data reveal the difficulty of modeling CDR H3 accurately, as shown again in Antibody Modeling Assessment II. DISCUSS
49 51 H3 structure_element These data reveal the difficulty of modeling CDR H3 accurately, as shown again in Antibody Modeling Assessment II. DISCUSS
13 21 antibody protein_type Furthermore, antibody CDRs, H3 in particular, may go through conformational changes upon binding their targets, making structural prediction for docking purposes an even more difficult task. DISCUSS
22 26 CDRs structure_element Furthermore, antibody CDRs, H3 in particular, may go through conformational changes upon binding their targets, making structural prediction for docking purposes an even more difficult task. DISCUSS
28 30 H3 structure_element Furthermore, antibody CDRs, H3 in particular, may go through conformational changes upon binding their targets, making structural prediction for docking purposes an even more difficult task. DISCUSS
38 46 antibody protein_type Fortunately, for most applications of antibody modeling, such as engineering affinity and biophysical properties, an accurate CDR H3 structure is not always necessary. DISCUSS
126 129 CDR structure_element Fortunately, for most applications of antibody modeling, such as engineering affinity and biophysical properties, an accurate CDR H3 structure is not always necessary. DISCUSS
130 132 H3 structure_element Fortunately, for most applications of antibody modeling, such as engineering affinity and biophysical properties, an accurate CDR H3 structure is not always necessary. DISCUSS
133 142 structure evidence Fortunately, for most applications of antibody modeling, such as engineering affinity and biophysical properties, an accurate CDR H3 structure is not always necessary. DISCUSS
38 41 CDR structure_element For those applications where accurate CDR structures are essential, such as docking, the results in this work demonstrate the importance of experimental structures. DISCUSS
42 52 structures evidence For those applications where accurate CDR structures are essential, such as docking, the results in this work demonstrate the importance of experimental structures. DISCUSS
153 163 structures evidence For those applications where accurate CDR structures are essential, such as docking, the results in this work demonstrate the importance of experimental structures. DISCUSS
28 66 expression and crystallization methods experimental_method With the recent advances in expression and crystallization methods, Fab structures can be obtained rapidly. DISCUSS
68 71 Fab structure_element With the recent advances in expression and crystallization methods, Fab structures can be obtained rapidly. DISCUSS
72 82 structures evidence With the recent advances in expression and crystallization methods, Fab structures can be obtained rapidly. DISCUSS
23 26 Fab structure_element The set of 16 germline Fab structures offers a unique dataset to facilitate software development for antibody modeling. DISCUSS
27 37 structures evidence The set of 16 germline Fab structures offers a unique dataset to facilitate software development for antibody modeling. DISCUSS
101 109 antibody protein_type The set of 16 germline Fab structures offers a unique dataset to facilitate software development for antibody modeling. DISCUSS
65 75 structures evidence The results essentially support the underlying idea of canonical structures, indicating that most CDRs with germline sequences tend to adopt predefined conformations. DISCUSS
98 102 CDRs structure_element The results essentially support the underlying idea of canonical structures, indicating that most CDRs with germline sequences tend to adopt predefined conformations. DISCUSS
66 74 antibody protein_type From this point of view, a novel approach to design combinatorial antibody libraries would be to cover the range of CDR conformations that may not necessarily coincide with the germline usage in the human repertoire. DISCUSS
116 119 CDR structure_element From this point of view, a novel approach to design combinatorial antibody libraries would be to cover the range of CDR conformations that may not necessarily coincide with the germline usage in the human repertoire. DISCUSS
199 204 human species From this point of view, a novel approach to design combinatorial antibody libraries would be to cover the range of CDR conformations that may not necessarily coincide with the germline usage in the human repertoire. DISCUSS
80 90 antibodies protein_type This would insure more structural diversity, leading to a more diverse panel of antibodies that would bind to a broad spectrum of targets. DISCUSS